id	sid	tid	token	lemma	pos
work_llenip2c6jb7zoiyterzi2w6mu	1	1	Rule	rule	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	2	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	3	based	base	VBN
work_llenip2c6jb7zoiyterzi2w6mu	1	4	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	5	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	1	6	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	1	7	support	support	VB
work_llenip2c6jb7zoiyterzi2w6mu	1	8	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	9	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	10	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	11	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	12	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	13	guidance	guidance	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	14	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	15	algebraic	algebraic	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	16	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	17	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	1	18	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	1	19	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	20	case	case	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	21	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	22	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	23	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	24	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	25	Rule	Rule	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	26	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	27	based	base	VBN
work_llenip2c6jb7zoiyterzi2w6mu	1	28	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	29	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	1	30	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	1	31	support	support	VB
work_llenip2c6jb7zoiyterzi2w6mu	1	32	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	33	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	34	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	35	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	1	36	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	37	guidance	guidance	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	38	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	39	algebraic	algebraic	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	40	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	41	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	1	42	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	1	43	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	44	case	case	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	45	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	46	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	47	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	48	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	49	Patricia	Patricia	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	50	A.	a.	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	51	Jaques	Jaques	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	52	a	a	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	53	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	54	⇑	⇑	CD
work_llenip2c6jb7zoiyterzi2w6mu	1	55	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	56	Henrique	Henrique	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	57	Seffrin	Seffrin	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	58	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	59	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	60	Geiseane	Geiseane	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	61	Rubi	Rubi	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	62	a	a	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	63	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	64	Felipe	Felipe	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	65	de	de	IN
work_llenip2c6jb7zoiyterzi2w6mu	1	66	Morais	Morais	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	67	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	68	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	69	Cássio	Cássio	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	70	Ghilardi	Ghilardi	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	71	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	72	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	73	Ig	Ig	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	74	Ibert	Ibert	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	75	Bittencourt	Bittencourt	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	76	b	b	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	77	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	78	Seiji	Seiji	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	79	Isotani	Isotani	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	80	c	c	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	81	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	1	82	PIPCA	pipca	NN
work_llenip2c6jb7zoiyterzi2w6mu	1	83	–	–	:
work_llenip2c6jb7zoiyterzi2w6mu	1	84	UNISINOS	UNISINOS	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	85	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	1	86	Av	Av	NNP
work_llenip2c6jb7zoiyterzi2w6mu	1	87	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	2	1	Unisinos	unisinos	JJ
work_llenip2c6jb7zoiyterzi2w6mu	2	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	3	950	950	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	4	Bairro	Bairro	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	5	Cristo	Cristo	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	6	Rei	Rei	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	7	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	8	CEP	CEP	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	9	93.022	93.022	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	10	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	2	11	000	000	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	12	São	São	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	13	Leopoldo	Leopoldo	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	14	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	15	Brazil	Brazil	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	16	b	b	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	17	NEES	NEES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	18	–	–	:
work_llenip2c6jb7zoiyterzi2w6mu	2	19	IC	IC	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	20	–	–	:
work_llenip2c6jb7zoiyterzi2w6mu	2	21	UFAL	UFAL	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	22	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	23	Campus	Campus	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	24	A.C.	A.C.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	25	Simões	Simões	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	26	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	27	BR	BR	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	28	104	104	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	29	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	30	Norte	Norte	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	31	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	32	km	km	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	33	97	97	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	34	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	35	Cidade	Cidade	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	36	Universitária	Universitária	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	37	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	38	CEP	CEP	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	39	57072	57072	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	40	-	-	SYM
work_llenip2c6jb7zoiyterzi2w6mu	2	41	970	970	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	42	Maceio	Maceio	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	43	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	44	AL	AL	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	45	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	46	Brazil	Brazil	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	47	c	c	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	48	ICMC	ICMC	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	49	–	–	:
work_llenip2c6jb7zoiyterzi2w6mu	2	50	University	University	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	51	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	2	52	São	São	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	53	Paulo	Paulo	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	54	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	55	Avenida	Avenida	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	56	Trabalhador	Trabalhador	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	57	São	São	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	58	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	2	59	carlense	carlense	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	60	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	61	400	400	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	62	Centro	Centro	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	63	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	64	CEP	CEP	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	65	13566	13566	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	66	-	-	SYM
work_llenip2c6jb7zoiyterzi2w6mu	2	67	590	590	CD
work_llenip2c6jb7zoiyterzi2w6mu	2	68	Sao	Sao	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	69	Carlos	Carlos	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	70	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	71	SP	SP	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	72	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	73	Brazil	Brazil	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	74	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	75	r	r	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	76	t	t	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	77	i	i	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	78	c	c	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	79	l	l	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	80	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	81	i	i	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	82	n	n	CC
work_llenip2c6jb7zoiyterzi2w6mu	2	83	f	f	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	84	o	o	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	85	Keywords	Keywords	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	2	86	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	2	87	Intelligent	intelligent	JJ
work_llenip2c6jb7zoiyterzi2w6mu	2	88	tutoring	tutoring	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	89	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	90	Expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	91	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	92	Math	math	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	93	learning	learn	VBG
work_llenip2c6jb7zoiyterzi2w6mu	2	94	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	95	Equations	Equations	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	96	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	97	b	b	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	98	s	s	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	99	t	t	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	100	r	r	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	101	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	102	c	c	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	103	t	t	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	104	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	2	105	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	106	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	2	107	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	108	Intelligent	Intelligent	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	109	Tutoring	Tutoring	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	110	System	System	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	111	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	2	112	ITS	ITS	NNP
work_llenip2c6jb7zoiyterzi2w6mu	2	113	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	2	114	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	2	115	correct	correct	VB
work_llenip2c6jb7zoiyterzi2w6mu	2	116	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	117	’	’	POS
work_llenip2c6jb7zoiyterzi2w6mu	2	118	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	119	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	2	120	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	2	121	must	must	MD
work_llenip2c6jb7zoiyterzi2w6mu	2	122	know	know	VB
work_llenip2c6jb7zoiyterzi2w6mu	2	123	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	2	124	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	2	125	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	2	126	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	127	same	same	JJ
work_llenip2c6jb7zoiyterzi2w6mu	2	128	type	type	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	129	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	2	130	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	131	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	2	132	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	133	do	do	VBP
work_llenip2c6jb7zoiyterzi2w6mu	2	134	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	2	135	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	2	136	related	related	JJ
work_llenip2c6jb7zoiyterzi2w6mu	2	137	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	2	138	components	component	NNS
work_llenip2c6jb7zoiyterzi2w6mu	2	139	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	3	1	It	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	3	2	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	3	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	3	4	thereby	thereby	RB
work_llenip2c6jb7zoiyterzi2w6mu	3	5	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	3	6	com-	com-	NN
work_llenip2c6jb7zoiyterzi2w6mu	3	7	pare	pare	VBP
work_llenip2c6jb7zoiyterzi2w6mu	3	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	3	9	desirable	desirable	JJ
work_llenip2c6jb7zoiyterzi2w6mu	3	10	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	3	11	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	3	12	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	3	13	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	3	14	’s	’s	POS
work_llenip2c6jb7zoiyterzi2w6mu	3	15	answer	answer	NN
work_llenip2c6jb7zoiyterzi2w6mu	3	16	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	4	1	This	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	4	2	task	task	NN
work_llenip2c6jb7zoiyterzi2w6mu	4	3	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	4	4	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	4	5	accomplished	accomplish	VBN
work_llenip2c6jb7zoiyterzi2w6mu	4	6	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	4	7	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	4	8	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	4	9	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	4	10	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	5	1	However	however	RB
work_llenip2c6jb7zoiyterzi2w6mu	5	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	5	3	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	5	4	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	5	5	some	some	DT
work_llenip2c6jb7zoiyterzi2w6mu	5	6	drawbacks	drawback	NNS
work_llenip2c6jb7zoiyterzi2w6mu	5	7	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	5	8	such	such	JJ
work_llenip2c6jb7zoiyterzi2w6mu	5	9	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	5	10	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	5	11	exponential	exponential	JJ
work_llenip2c6jb7zoiyterzi2w6mu	5	12	complexity	complexity	NN
work_llenip2c6jb7zoiyterzi2w6mu	5	13	time	time	NN
work_llenip2c6jb7zoiyterzi2w6mu	5	14	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	5	15	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	5	16	impairs	impairs	VBP
work_llenip2c6jb7zoiyterzi2w6mu	5	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	5	18	desirable	desirable	JJ
work_llenip2c6jb7zoiyterzi2w6mu	5	19	real	real	JJ
work_llenip2c6jb7zoiyterzi2w6mu	5	20	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	5	21	time	time	NN
work_llenip2c6jb7zoiyterzi2w6mu	5	22	response	response	NN
work_llenip2c6jb7zoiyterzi2w6mu	5	23	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	6	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	6	2	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	6	3	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	6	4	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	6	5	describe	describe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	6	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	6	7	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	6	8	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	6	9	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	6	10	ES	es	NN
work_llenip2c6jb7zoiyterzi2w6mu	6	11	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	6	12	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	6	13	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	6	14	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	6	15	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	6	16	ITS	ITS	NNP
work_llenip2c6jb7zoiyterzi2w6mu	6	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	6	18	called	call	VBN
work_llenip2c6jb7zoiyterzi2w6mu	6	19	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	6	20	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	7	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	7	2	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	7	3	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	7	4	responsible	responsible	JJ
work_llenip2c6jb7zoiyterzi2w6mu	7	5	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	7	6	correcting	correct	VBG
work_llenip2c6jb7zoiyterzi2w6mu	7	7	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	7	8	steps	step	NNS
work_llenip2c6jb7zoiyterzi2w6mu	7	9	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	7	10	modeling	model	VBG
work_llenip2c6jb7zoiyterzi2w6mu	7	11	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	7	12	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	7	13	compo-	compo-	NN
work_llenip2c6jb7zoiyterzi2w6mu	7	14	nents	nent	NNS
work_llenip2c6jb7zoiyterzi2w6mu	7	15	during	during	IN
work_llenip2c6jb7zoiyterzi2w6mu	7	16	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	7	17	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	7	18	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	7	19	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	8	1	Another	another	DT
work_llenip2c6jb7zoiyterzi2w6mu	8	2	important	important	JJ
work_llenip2c6jb7zoiyterzi2w6mu	8	3	function	function	NN
work_llenip2c6jb7zoiyterzi2w6mu	8	4	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	8	5	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	8	6	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	8	7	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	8	8	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	8	9	demonstrate	demonstrate	VB
work_llenip2c6jb7zoiyterzi2w6mu	8	10	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	8	11	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	8	12	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	8	13	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	8	14	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	8	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	8	16	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	8	17	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	9	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	9	2	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	9	3	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	4	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	9	5	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	9	6	focus	focus	VBP
work_llenip2c6jb7zoiyterzi2w6mu	9	7	mainly	mainly	RB
work_llenip2c6jb7zoiyterzi2w6mu	9	8	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	9	9	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	9	10	implementation	implementation	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	11	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	9	12	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	9	13	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	14	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	9	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	9	16	rule	rule	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	17	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	9	18	based	base	VBN
work_llenip2c6jb7zoiyterzi2w6mu	9	19	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	20	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	9	21	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	10	1	We	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	10	2	also	also	RB
work_llenip2c6jb7zoiyterzi2w6mu	10	3	describe	describe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	10	4	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	10	5	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	10	6	reduced	reduce	VBD
work_llenip2c6jb7zoiyterzi2w6mu	10	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	8	complexity	complexity	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	9	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	10	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	11	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	12	from	from	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	13	O(nd	o(nd	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	14	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	10	15	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	10	16	O(d	o(d	ADD
work_llenip2c6jb7zoiyterzi2w6mu	10	17	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	10	18	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	10	19	where	where	WRB
work_llenip2c6jb7zoiyterzi2w6mu	10	20	n	n	PRP
work_llenip2c6jb7zoiyterzi2w6mu	10	21	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	10	22	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	23	number	number	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	24	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	25	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	10	26	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	27	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	28	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	29	base	base	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	30	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	10	31	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	32	implementing	implement	VBG
work_llenip2c6jb7zoiyterzi2w6mu	10	33	some	some	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	34	meta	meta	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	35	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	10	36	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	10	37	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	10	38	aim	aim	VBP
work_llenip2c6jb7zoiyterzi2w6mu	10	39	at	at	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	40	inferring	infer	VBG
work_llenip2c6jb7zoiyterzi2w6mu	10	41	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	42	operations	operation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	10	43	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	10	44	applied	apply	VBN
work_llenip2c6jb7zoiyterzi2w6mu	10	45	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	10	46	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	47	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	10	48	produce	produce	VB
work_llenip2c6jb7zoiyterzi2w6mu	10	49	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	10	50	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	10	51	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	11	1	We	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	11	2	evaluated	evaluate	VBD
work_llenip2c6jb7zoiyterzi2w6mu	11	3	our	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	11	4	approach	approach	NN
work_llenip2c6jb7zoiyterzi2w6mu	11	5	through	through	IN
work_llenip2c6jb7zoiyterzi2w6mu	11	6	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	11	7	user	user	NN
work_llenip2c6jb7zoiyterzi2w6mu	11	8	study	study	NN
work_llenip2c6jb7zoiyterzi2w6mu	11	9	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	11	10	forty	forty	CD
work_llenip2c6jb7zoiyterzi2w6mu	11	11	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	11	12	three	three	CD
work_llenip2c6jb7zoiyterzi2w6mu	11	13	seventh	seventh	JJ
work_llenip2c6jb7zoiyterzi2w6mu	11	14	grade	grade	NN
work_llenip2c6jb7zoiyterzi2w6mu	11	15	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	11	16	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	12	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	12	2	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	12	3	who	who	WP
work_llenip2c6jb7zoiyterzi2w6mu	12	4	interacted	interact	VBD
work_llenip2c6jb7zoiyterzi2w6mu	12	5	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	6	our	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	12	7	tool	tool	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	8	showed	show	VBD
work_llenip2c6jb7zoiyterzi2w6mu	12	9	statistically	statistically	RB
work_llenip2c6jb7zoiyterzi2w6mu	12	10	higher	high	JJR
work_llenip2c6jb7zoiyterzi2w6mu	12	11	scores	score	NNS
work_llenip2c6jb7zoiyterzi2w6mu	12	12	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	13	equation	equation	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	14	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	12	15	tests	test	NNS
work_llenip2c6jb7zoiyterzi2w6mu	12	16	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	12	17	after	after	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	18	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	12	19	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	20	exercises	exercise	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	12	21	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	22	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	12	23	during	during	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	24	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	12	25	approximately	approximately	RB
work_llenip2c6jb7zoiyterzi2w6mu	12	26	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	12	27	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	12	28	hour	hour	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	29	session	session	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	30	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	12	31	than	than	IN
work_llenip2c6jb7zoiyterzi2w6mu	12	32	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	12	33	who	who	WP
work_llenip2c6jb7zoiyterzi2w6mu	12	34	solved	solve	VBD
work_llenip2c6jb7zoiyterzi2w6mu	12	35	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	12	36	same	same	JJ
work_llenip2c6jb7zoiyterzi2w6mu	12	37	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	12	38	using	use	VBG
work_llenip2c6jb7zoiyterzi2w6mu	12	39	only	only	JJ
work_llenip2c6jb7zoiyterzi2w6mu	12	40	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	41	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	12	42	pencil	pencil	NN
work_llenip2c6jb7zoiyterzi2w6mu	12	43	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	13	1	�	�	NNP
work_llenip2c6jb7zoiyterzi2w6mu	13	2	2013	2013	CD
work_llenip2c6jb7zoiyterzi2w6mu	13	3	Elsevier	Elsevier	NNP
work_llenip2c6jb7zoiyterzi2w6mu	13	4	Ltd.	Ltd.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	13	5	All	all	DT
work_llenip2c6jb7zoiyterzi2w6mu	13	6	rights	right	NNS
work_llenip2c6jb7zoiyterzi2w6mu	13	7	reserved	reserve	VBN
work_llenip2c6jb7zoiyterzi2w6mu	13	8	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	14	1	1	1	LS
work_llenip2c6jb7zoiyterzi2w6mu	14	2	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	15	1	Introduction	introduction	NN
work_llenip2c6jb7zoiyterzi2w6mu	15	2	Intelligent	Intelligent	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	3	Tutoring	Tutoring	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	4	Systems	Systems	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	15	5	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	15	6	ITSs	its	NNS
work_llenip2c6jb7zoiyterzi2w6mu	15	7	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	15	8	have	have	VBP
work_llenip2c6jb7zoiyterzi2w6mu	15	9	shown	show	VBN
work_llenip2c6jb7zoiyterzi2w6mu	15	10	promising	promising	JJ
work_llenip2c6jb7zoiyterzi2w6mu	15	11	results	result	NNS
work_llenip2c6jb7zoiyterzi2w6mu	15	12	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	15	13	applied	apply	VBN
work_llenip2c6jb7zoiyterzi2w6mu	15	14	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	15	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	15	16	supplemental	supplemental	JJ
work_llenip2c6jb7zoiyterzi2w6mu	15	17	classroom	classroom	NN
work_llenip2c6jb7zoiyterzi2w6mu	15	18	learning	learn	VBG
work_llenip2c6jb7zoiyterzi2w6mu	15	19	tool	tool	NN
work_llenip2c6jb7zoiyterzi2w6mu	15	20	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	15	21	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	22	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	23	Anderson	Anderson	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	24	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	25	Hadley	Hadley	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	26	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	27	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	15	28	Mark	Mark	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	29	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	30	1997	1997	CD
work_llenip2c6jb7zoiyterzi2w6mu	15	31	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	15	32	Nicaud	Nicaud	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	33	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	34	Bittar	Bittar	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	35	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	36	Chaachoua	Chaachoua	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	37	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	38	Inam-	Inam-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	39	dar	dar	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	40	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	41	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	15	42	Maffei	Maffei	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	43	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	44	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	15	45	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	15	46	Nicaud	Nicaud	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	47	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	48	Bouhineau	Bouhineau	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	49	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	50	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	15	51	Huguet	Huguet	NNP
work_llenip2c6jb7zoiyterzi2w6mu	15	52	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	15	53	2002	2002	CD
work_llenip2c6jb7zoiyterzi2w6mu	15	54	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	15	55	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	16	1	Large-	Large-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	2	scale	scale	NN
work_llenip2c6jb7zoiyterzi2w6mu	16	3	experiments	experiment	NNS
work_llenip2c6jb7zoiyterzi2w6mu	16	4	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	16	5	high	high	JJ
work_llenip2c6jb7zoiyterzi2w6mu	16	6	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	16	7	schools	school	NNS
work_llenip2c6jb7zoiyterzi2w6mu	16	8	demonstrated	demonstrate	VBD
work_llenip2c6jb7zoiyterzi2w6mu	16	9	that	that	IN
work_llenip2c6jb7zoiyterzi2w6mu	16	10	ITSs	its	NNS
work_llenip2c6jb7zoiyterzi2w6mu	16	11	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	16	12	im-	im-	RB
work_llenip2c6jb7zoiyterzi2w6mu	16	13	prove	prove	VB
work_llenip2c6jb7zoiyterzi2w6mu	16	14	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	16	15	learning	learn	VBG
work_llenip2c6jb7zoiyterzi2w6mu	16	16	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	16	17	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	18	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	19	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	20	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	21	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	16	22	1997	1997	CD
work_llenip2c6jb7zoiyterzi2w6mu	16	23	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	16	24	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	25	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	16	26	Sueker	Sueker	NNP
work_llenip2c6jb7zoiyterzi2w6mu	16	27	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	16	28	1996	1996	CD
work_llenip2c6jb7zoiyterzi2w6mu	16	29	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	16	30	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	17	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	17	2	success	success	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	3	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	4	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	17	5	type	type	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	6	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	7	educational	educational	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	8	software	software	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	9	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	17	10	due	due	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	11	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	12	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	17	13	fact	fact	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	14	that	that	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	15	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	17	16	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	17	17	offer	offer	VB
work_llenip2c6jb7zoiyterzi2w6mu	17	18	important	important	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	19	features	feature	NNS
work_llenip2c6jb7zoiyterzi2w6mu	17	20	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	17	21	personalize	personalize	VB
work_llenip2c6jb7zoiyterzi2w6mu	17	22	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	17	23	learning	learning	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	24	processes	process	NNS
work_llenip2c6jb7zoiyterzi2w6mu	17	25	such	such	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	26	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	27	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	17	28	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	17	29	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	30	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	17	31	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	17	32	learning	learning	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	33	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	17	34	immediate	immediate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	35	personal	personal	JJ
work_llenip2c6jb7zoiyterzi2w6mu	17	36	feed-	feed-	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	37	back	back	RB
work_llenip2c6jb7zoiyterzi2w6mu	17	38	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	17	39	demonstration	demonstration	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	40	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	41	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	42	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	17	43	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	17	44	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	17	45	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	17	46	having	have	VBG
work_llenip2c6jb7zoiyterzi2w6mu	17	47	difficulty	difficulty	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	48	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	17	49	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	17	50	assessment	assessment	NN
work_llenip2c6jb7zoiyterzi2w6mu	17	51	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	17	52	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	17	53	’	’	POS
work_llenip2c6jb7zoiyterzi2w6mu	17	54	skills	skill	NNS
work_llenip2c6jb7zoiyterzi2w6mu	17	55	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	18	1	Vanlehn	Vanlehn	NNP
work_llenip2c6jb7zoiyterzi2w6mu	18	2	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	18	3	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	18	4	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	18	5	describes	describe	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	18	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	18	7	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	18	8	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	18	9	having	have	VBG
work_llenip2c6jb7zoiyterzi2w6mu	18	10	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	18	11	loops	loop	NNS
work_llenip2c6jb7zoiyterzi2w6mu	18	12	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	19	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	19	2	outer	outer	JJ
work_llenip2c6jb7zoiyterzi2w6mu	19	3	loop	loop	NN
work_llenip2c6jb7zoiyterzi2w6mu	19	4	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	19	5	responsible	responsible	JJ
work_llenip2c6jb7zoiyterzi2w6mu	19	6	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	19	7	deciding	decide	VBG
work_llenip2c6jb7zoiyterzi2w6mu	19	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	19	9	sequence	sequence	NN
work_llenip2c6jb7zoiyterzi2w6mu	19	10	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	19	11	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	19	12	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	19	13	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	19	14	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	19	15	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	19	16	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	19	17	work	work	VB
work_llenip2c6jb7zoiyterzi2w6mu	19	18	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	19	19	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	20	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	20	2	inner	inner	JJ
work_llenip2c6jb7zoiyterzi2w6mu	20	3	loop	loop	NN
work_llenip2c6jb7zoiyterzi2w6mu	20	4	provides	provide	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	20	5	step-	step-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	20	6	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	20	7	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	20	8	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	20	9	guidance	guidance	NN
work_llenip2c6jb7zoiyterzi2w6mu	20	10	during	during	IN
work_llenip2c6jb7zoiyterzi2w6mu	20	11	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	20	12	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	20	13	activity	activity	NN
work_llenip2c6jb7zoiyterzi2w6mu	20	14	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	21	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	2	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	3	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	21	4	provide	provide	VB
work_llenip2c6jb7zoiyterzi2w6mu	21	5	immediate	immediate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	21	6	feedback	feedback	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	7	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	21	9	inner	inner	JJ
work_llenip2c6jb7zoiyterzi2w6mu	21	10	loop	loop	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	11	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	21	12	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	21	13	ITS	ITS	NNP
work_llenip2c6jb7zoiyterzi2w6mu	21	14	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	21	15	architecture	architecture	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	16	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	21	17	generally	generally	RB
work_llenip2c6jb7zoiyterzi2w6mu	21	18	composed	compose	VBN
work_llenip2c6jb7zoiyterzi2w6mu	21	19	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	20	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	21	21	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	22	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	23	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	24	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	21	25	ES	es	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	26	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	21	27	that	that	DT
work_llenip2c6jb7zoiyterzi2w6mu	21	28	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	21	29	able	able	JJ
work_llenip2c6jb7zoiyterzi2w6mu	21	30	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	21	31	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	21	32	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	21	33	same	same	JJ
work_llenip2c6jb7zoiyterzi2w6mu	21	34	type	type	NN
work_llenip2c6jb7zoiyterzi2w6mu	21	35	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	36	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	21	37	that	that	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	38	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	21	39	should	should	MD
work_llenip2c6jb7zoiyterzi2w6mu	21	40	do	do	VB
work_llenip2c6jb7zoiyterzi2w6mu	21	41	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	21	42	multiple	multiple	JJ
work_llenip2c6jb7zoiyterzi2w6mu	21	43	ways	way	NNS
work_llenip2c6jb7zoiyterzi2w6mu	21	44	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	22	1	Thus	thus	RB
work_llenip2c6jb7zoiyterzi2w6mu	22	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	22	3	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	22	4	each	each	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	5	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	6	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	22	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	8	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	9	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	10	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	11	compares	compare	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	22	12	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	13	answer	answer	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	14	provided	provide	VBN
work_llenip2c6jb7zoiyterzi2w6mu	22	15	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	22	16	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	17	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	18	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	22	19	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	20	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	21	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	22	’s	’s	POS
work_llenip2c6jb7zoiyterzi2w6mu	22	23	solutions	solution	NNS
work_llenip2c6jb7zoiyterzi2w6mu	22	24	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	22	25	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	22	26	answer	answer	NN
work_llenip2c6jb7zoiyterzi2w6mu	22	27	may	may	MD
work_llenip2c6jb7zoiyterzi2w6mu	22	28	have	have	VB
work_llenip2c6jb7zoiyterzi2w6mu	22	29	several	several	JJ
work_llenip2c6jb7zoiyterzi2w6mu	22	30	correct	correct	JJ
work_llenip2c6jb7zoiyterzi2w6mu	22	31	solutions	solution	NNS
work_llenip2c6jb7zoiyterzi2w6mu	22	32	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	22	33	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	22	34	checks	check	NNS
work_llenip2c6jb7zoiyterzi2w6mu	22	35	whether	whether	IN
work_llenip2c6jb7zoiyterzi2w6mu	22	36	they	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	22	37	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	22	38	equivalent	equivalent	JJ
work_llenip2c6jb7zoiyterzi2w6mu	22	39	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	23	1	If	if	IN
work_llenip2c6jb7zoiyterzi2w6mu	23	2	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	3	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	23	4	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	23	5	generate	generate	VB
work_llenip2c6jb7zoiyterzi2w6mu	23	6	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	23	7	test	test	VB
work_llenip2c6jb7zoiyterzi2w6mu	23	8	all	all	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	9	possible	possible	JJ
work_llenip2c6jb7zoiyterzi2w6mu	23	10	solutions	solution	NNS
work_llenip2c6jb7zoiyterzi2w6mu	23	11	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	23	12	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	13	given	give	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	14	prob-	prob-	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	15	lem	lem	XX
work_llenip2c6jb7zoiyterzi2w6mu	23	16	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	23	17	then	then	RB
work_llenip2c6jb7zoiyterzi2w6mu	23	18	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	23	19	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	23	20	identify	identify	VB
work_llenip2c6jb7zoiyterzi2w6mu	23	21	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	23	22	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	23	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	24	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	23	25	taken	take	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	26	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	27	incorrect	incorrect	JJ
work_llenip2c6jb7zoiyterzi2w6mu	23	28	path	path	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	29	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	23	30	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	23	31	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	32	given	give	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	33	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	34	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	23	35	offer	offer	VBP
work_llenip2c6jb7zoiyterzi2w6mu	23	36	immediate	immediate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	23	37	feedback	feedback	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	38	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	23	39	generally	generally	RB
work_llenip2c6jb7zoiyterzi2w6mu	23	40	colored	color	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	41	labels	label	NNS
work_llenip2c6jb7zoiyterzi2w6mu	23	42	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	23	43	presented	present	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	44	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	23	45	indicate	indicate	VB
work_llenip2c6jb7zoiyterzi2w6mu	23	46	whether	whether	IN
work_llenip2c6jb7zoiyterzi2w6mu	23	47	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	23	48	not	not	RB
work_llenip2c6jb7zoiyterzi2w6mu	23	49	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	50	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	51	’s	’s	POS
work_llenip2c6jb7zoiyterzi2w6mu	23	52	answer	answer	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	53	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	23	54	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	23	55	given	give	VBN
work_llenip2c6jb7zoiyterzi2w6mu	23	56	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	23	57	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	23	58	correct	correct	JJ
work_llenip2c6jb7zoiyterzi2w6mu	23	59	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	23	60	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	23	61	Heffernan	Heffernan	NNP
work_llenip2c6jb7zoiyterzi2w6mu	23	62	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	23	63	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	23	64	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	23	65	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	23	66	Razzaq	Razzaq	NNP
work_llenip2c6jb7zoiyterzi2w6mu	23	67	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	23	68	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	23	69	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	23	70	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	24	1	Some	some	DT
work_llenip2c6jb7zoiyterzi2w6mu	24	2	tutors	tutor	NNS
work_llenip2c6jb7zoiyterzi2w6mu	24	3	provide	provide	VBP
work_llenip2c6jb7zoiyterzi2w6mu	24	4	additional	additional	JJ
work_llenip2c6jb7zoiyterzi2w6mu	24	5	re-	re-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	24	6	sources	source	NNS
work_llenip2c6jb7zoiyterzi2w6mu	24	7	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	24	8	e.g.	e.g.	RB
work_llenip2c6jb7zoiyterzi2w6mu	25	1	explanations	explanation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	25	2	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	25	3	hints	hint	NNS
work_llenip2c6jb7zoiyterzi2w6mu	25	4	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	25	5	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	25	6	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	25	7	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	25	8	having	have	VBG
work_llenip2c6jb7zoiyterzi2w6mu	25	9	difficulty	difficulty	NN
work_llenip2c6jb7zoiyterzi2w6mu	25	10	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	25	11	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	25	12	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	25	13	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	25	14	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	25	15	arriving	arrive	VBG
work_llenip2c6jb7zoiyterzi2w6mu	25	16	at	at	IN
work_llenip2c6jb7zoiyterzi2w6mu	25	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	25	18	correct	correct	JJ
work_llenip2c6jb7zoiyterzi2w6mu	25	19	answer	answer	NN
work_llenip2c6jb7zoiyterzi2w6mu	25	20	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	26	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	26	2	fields	field	NNS
work_llenip2c6jb7zoiyterzi2w6mu	26	3	such	such	JJ
work_llenip2c6jb7zoiyterzi2w6mu	26	4	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	26	5	math	math	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	6	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	26	7	physics	physics	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	8	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	26	9	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	26	10	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	11	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	26	12	usually	usually	RB
work_llenip2c6jb7zoiyterzi2w6mu	26	13	implemented	implement	VBN
work_llenip2c6jb7zoiyterzi2w6mu	26	14	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	26	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	26	16	rule	rule	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	17	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	26	18	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	26	19	form	form	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	20	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	26	21	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	26	22	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	26	23	if	if	IN
work_llenip2c6jb7zoiyterzi2w6mu	26	24	hcondition	hcondition	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	25	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	26	26	truei	truei	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	27	then	then	RB
work_llenip2c6jb7zoiyterzi2w6mu	26	28	hdo	hdo	VB
work_llenip2c6jb7zoiyterzi2w6mu	26	29	action	action	NN
work_llenip2c6jb7zoiyterzi2w6mu	26	30	Ai	Ai	NNP
work_llenip2c6jb7zoiyterzi2w6mu	26	31	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	26	32	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	26	33	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	27	1	Each	each	DT
work_llenip2c6jb7zoiyterzi2w6mu	27	2	rule	rule	NN
work_llenip2c6jb7zoiyterzi2w6mu	27	3	represents	represent	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	27	4	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	27	5	operation	operation	NN
work_llenip2c6jb7zoiyterzi2w6mu	27	6	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	27	7	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	27	8	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	27	9	applied	apply	VBN
work_llenip2c6jb7zoiyterzi2w6mu	27	10	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	27	11	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	27	12	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	27	13	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	27	14	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	27	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	27	16	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	27	17	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	28	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	28	2	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	28	3	inference	inference	NN
work_llenip2c6jb7zoiyterzi2w6mu	28	4	engine	engine	NN
work_llenip2c6jb7zoiyterzi2w6mu	28	5	scans	scan	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	28	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	28	7	base	base	NN
work_llenip2c6jb7zoiyterzi2w6mu	28	8	searching	search	VBG
work_llenip2c6jb7zoiyterzi2w6mu	28	9	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	28	10	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	28	11	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	28	12	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	28	13	triggered	trigger	VBN
work_llenip2c6jb7zoiyterzi2w6mu	28	14	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	28	15	i.e.	i.e.	FW
work_llenip2c6jb7zoiyterzi2w6mu	29	1	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	29	2	whose	whose	WP$
work_llenip2c6jb7zoiyterzi2w6mu	29	3	conditions	condition	NNS
work_llenip2c6jb7zoiyterzi2w6mu	29	4	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	29	5	satisfied	satisfied	JJ
work_llenip2c6jb7zoiyterzi2w6mu	29	6	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	29	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	29	8	current	current	JJ
work_llenip2c6jb7zoiyterzi2w6mu	29	9	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	29	10	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	29	11	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	29	12	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	29	13	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	30	1	0957	0957	CD
work_llenip2c6jb7zoiyterzi2w6mu	30	2	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	30	3	4174/$	4174/$	CD
work_llenip2c6jb7zoiyterzi2w6mu	30	4	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	30	5	see	see	VB
work_llenip2c6jb7zoiyterzi2w6mu	30	6	front	front	JJ
work_llenip2c6jb7zoiyterzi2w6mu	30	7	matter	matter	NN
work_llenip2c6jb7zoiyterzi2w6mu	30	8	�	�	NNP
work_llenip2c6jb7zoiyterzi2w6mu	30	9	2013	2013	CD
work_llenip2c6jb7zoiyterzi2w6mu	30	10	Elsevier	Elsevier	NNP
work_llenip2c6jb7zoiyterzi2w6mu	30	11	Ltd.	Ltd.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	30	12	All	all	DT
work_llenip2c6jb7zoiyterzi2w6mu	30	13	rights	right	NNS
work_llenip2c6jb7zoiyterzi2w6mu	30	14	reserved	reserve	VBN
work_llenip2c6jb7zoiyterzi2w6mu	30	15	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	31	1	http://dx.doi.org/10.1016/j.eswa.2013.04.004	http://dx.doi.org/10.1016/j.eswa.2013.04.004	PRP
work_llenip2c6jb7zoiyterzi2w6mu	31	2	⇑	⇑	CD
work_llenip2c6jb7zoiyterzi2w6mu	31	3	Corresponding	Corresponding	NNP
work_llenip2c6jb7zoiyterzi2w6mu	31	4	author	author	NN
work_llenip2c6jb7zoiyterzi2w6mu	31	5	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	32	1	Tel	tel	NN
work_llenip2c6jb7zoiyterzi2w6mu	32	2	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	33	1	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	33	2	+55	+55	NFP
work_llenip2c6jb7zoiyterzi2w6mu	33	3	51	51	CD
work_llenip2c6jb7zoiyterzi2w6mu	33	4	3591	3591	CD
work_llenip2c6jb7zoiyterzi2w6mu	33	5	1100x1626	1100x1626	NNS
work_llenip2c6jb7zoiyterzi2w6mu	33	6	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	34	1	E	e	NN
work_llenip2c6jb7zoiyterzi2w6mu	34	2	-	-	NN
work_llenip2c6jb7zoiyterzi2w6mu	34	3	mail	mail	NN
work_llenip2c6jb7zoiyterzi2w6mu	34	4	addresses	address	NNS
work_llenip2c6jb7zoiyterzi2w6mu	34	5	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	34	6	pjaques@unisinos.br	pjaques@unisinos.br	NN
work_llenip2c6jb7zoiyterzi2w6mu	34	7	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	34	8	patricia.jaques@gmail.com	patricia.jaques@gmail.com	ADD
work_llenip2c6jb7zoiyterzi2w6mu	34	9	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	34	10	P.A.	P.A.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	1	Jaques	Jaques	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	2	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	35	4	hseffrin@hotmail.com	hseffrin@hotmail.com	ADD
work_llenip2c6jb7zoiyterzi2w6mu	35	5	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	6	H.	H.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	7	Seffrin	Seffrin	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	8	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	9	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	35	10	geiserubi@gmail.com	geiserubi@gmail.com	ADD
work_llenip2c6jb7zoiyterzi2w6mu	35	11	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	12	G.	G.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	13	Rubi	Rubi	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	14	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	15	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	35	16	felipedemor-	felipedemor-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	17	aisfm@hotmail.com	aisfm@hotmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	18	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	19	F.	F.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	20	de	de	IN
work_llenip2c6jb7zoiyterzi2w6mu	35	21	Morais	Morais	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	22	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	23	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	35	24	cassioghilardi@hotmail.com	cassioghilardi@hotmail.com	ADD
work_llenip2c6jb7zoiyterzi2w6mu	35	25	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	26	C.	C.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	27	Ghilardi	Ghilardi	NNP
work_llenip2c6jb7zoiyterzi2w6mu	35	28	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	29	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	35	30	ig.ibert@ic.ufal.br	ig.ibert@ic.ufal.br	NN
work_llenip2c6jb7zoiyterzi2w6mu	35	31	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	35	32	I.I.	I.I.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	36	1	Bittencourt	Bittencourt	NNP
work_llenip2c6jb7zoiyterzi2w6mu	36	2	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	36	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	36	4	sisotani@icmc.usp.br	sisotani@icmc.usp.br	NNP
work_llenip2c6jb7zoiyterzi2w6mu	36	5	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	36	6	S.	S.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	36	7	Isotani	Isotani	NNP
work_llenip2c6jb7zoiyterzi2w6mu	36	8	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	36	9	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	37	1	Expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	2	Systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	37	3	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	37	4	Applications	Applications	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	37	5	40	40	CD
work_llenip2c6jb7zoiyterzi2w6mu	37	6	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	37	7	2013	2013	CD
work_llenip2c6jb7zoiyterzi2w6mu	37	8	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	37	9	5456–5465	5456–5465	CD
work_llenip2c6jb7zoiyterzi2w6mu	37	10	Contents	Contents	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	11	lists	list	NNS
work_llenip2c6jb7zoiyterzi2w6mu	37	12	available	available	JJ
work_llenip2c6jb7zoiyterzi2w6mu	37	13	at	at	IN
work_llenip2c6jb7zoiyterzi2w6mu	37	14	SciVerse	SciVerse	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	15	ScienceDirect	ScienceDirect	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	16	Expert	Expert	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	17	Systems	Systems	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	37	18	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	37	19	Applications	Applications	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	37	20	j	j	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	21	o	o	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	22	u	u	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	23	r	r	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	24	n	n	CC
work_llenip2c6jb7zoiyterzi2w6mu	37	25	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	37	26	l	l	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	27	h	h	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	28	o	o	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	29	m	m	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	30	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	31	p	p	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	32	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	37	33	g	g	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	34	e	e	NN
work_llenip2c6jb7zoiyterzi2w6mu	37	35	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	37	36	w	w	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	37	w	w	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	38	w	w	NNP
work_llenip2c6jb7zoiyterzi2w6mu	37	39	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	38	1	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	2	l	l	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	3	s	s	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	4	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	5	v	v	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	6	i	i	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	7	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	8	r	r	NNP
work_llenip2c6jb7zoiyterzi2w6mu	38	9	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	39	1	c	c	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	2	o	o	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	3	m	m	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	4	/	/	SYM
work_llenip2c6jb7zoiyterzi2w6mu	39	5	l	l	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	6	o	o	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	7	c	c	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	8	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	39	9	t	t	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	10	e	e	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	11	/	/	SYM
work_llenip2c6jb7zoiyterzi2w6mu	39	12	e	e	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	13	s	s	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	14	w	w	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	15	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	39	16	http://crossmark.dyndns.org/dialog/?doi=10.1016/j.eswa.2013.04.004&domain=pdf	http://crossmark.dyndns.org/dialog/?doi=10.1016/j.eswa.2013.04.004&domain=pdf	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	17	http://dx.doi.org/10.1016/j.eswa.2013.04.004	http://dx.doi.org/10.1016/j.eswa.2013.04.004	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	18	mailto:pjaques@unisinos.br	mailto:pjaques@unisinos.br	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	19	mailto:patricia.jaques@gmail.com	mailto:patricia.jaques@gmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	20	mailto:hseffrin@hotmail.com	mailto:hseffrin@hotmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	21	mailto:geiserubi@gmail.com	mailto:geiserubi@gmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	22	mailto:felipedemoraisfm@hotmail.com	mailto:felipedemoraisfm@hotmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	23	mailto:felipedemoraisfm@hotmail.com	mailto:felipedemoraisfm@hotmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	24	mailto:cassioghilardi@hotmail.com	mailto:cassioghilardi@hotmail.com	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	25	mailto:ig.ibert@ic.ufal.br	mailto:ig.ibert@ic.ufal.br	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	26	mailto:sisotani@icmc.usp.br	mailto:sisotani@icmc.usp.br	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	27	http://dx.doi.org/10.1016/j.eswa.2013.04.004	http://dx.doi.org/10.1016/j.eswa.2013.04.004	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	28	http://www.sciencedirect.com/science/journal/09574174	http://www.sciencedirect.com/science/journal/09574174	CD
work_llenip2c6jb7zoiyterzi2w6mu	39	29	http://www.elsevier.com/locate/eswa	http://www.elsevier.com/locate/eswa	NNP
work_llenip2c6jb7zoiyterzi2w6mu	39	30	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	39	31	addition	addition	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	32	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	39	33	providing	provide	VBG
work_llenip2c6jb7zoiyterzi2w6mu	39	34	appropriate	appropriate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	39	35	feedback	feedback	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	36	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	39	37	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	39	38	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	39	39	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	39	40	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	39	41	also	also	RB
work_llenip2c6jb7zoiyterzi2w6mu	39	42	contain	contain	VBP
work_llenip2c6jb7zoiyterzi2w6mu	39	43	information	information	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	44	about	about	IN
work_llenip2c6jb7zoiyterzi2w6mu	39	45	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	39	46	related	related	JJ
work_llenip2c6jb7zoiyterzi2w6mu	39	47	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	48	com-	com-	NN
work_llenip2c6jb7zoiyterzi2w6mu	39	49	ponents	ponent	NNS
work_llenip2c6jb7zoiyterzi2w6mu	39	50	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	40	1	For	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	40	2	example	example	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	40	4	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	40	5	rule	rule	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	6	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	40	7	represent	represent	VB
work_llenip2c6jb7zoiyterzi2w6mu	40	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	40	9	process	process	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	10	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	40	11	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	12	component	component	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	13	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	40	14	skill	skill	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	15	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	40	16	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	40	17	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	40	18	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	40	19	subtracting	subtract	VBG
work_llenip2c6jb7zoiyterzi2w6mu	40	20	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	40	21	integer	integer	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	22	b	b	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	23	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	40	24	both	both	DT
work_llenip2c6jb7zoiyterzi2w6mu	40	25	sides	side	NNS
work_llenip2c6jb7zoiyterzi2w6mu	40	26	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	40	27	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	40	28	equation	equation	NN
work_llenip2c6jb7zoiyterzi2w6mu	40	29	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	40	30	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	40	31	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	41	1	Thus	thus	RB
work_llenip2c6jb7zoiyterzi2w6mu	41	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	41	3	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	41	4	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	41	5	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	41	6	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	7	corrects	correct	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	41	8	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	41	9	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	10	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	11	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	12	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	41	13	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	41	14	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	41	15	able	able	JJ
work_llenip2c6jb7zoiyterzi2w6mu	41	16	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	41	17	provide	provide	VB
work_llenip2c6jb7zoiyterzi2w6mu	41	18	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	41	19	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	20	model	model	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	21	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	41	22	information	information	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	23	about	about	IN
work_llenip2c6jb7zoiyterzi2w6mu	41	24	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	41	25	skills	skill	NNS
work_llenip2c6jb7zoiyterzi2w6mu	41	26	necessary	necessary	JJ
work_llenip2c6jb7zoiyterzi2w6mu	41	27	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	41	28	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	41	29	that	that	DT
work_llenip2c6jb7zoiyterzi2w6mu	41	30	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	41	31	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	42	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	42	2	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	42	3	model	model	NN
work_llenip2c6jb7zoiyterzi2w6mu	42	4	uses	use	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	42	5	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	42	6	information	information	NN
work_llenip2c6jb7zoiyterzi2w6mu	42	7	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	42	8	infer	infer	VB
work_llenip2c6jb7zoiyterzi2w6mu	42	9	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	42	10	skills	skill	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	42	11	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	42	12	have	have	VBP
work_llenip2c6jb7zoiyterzi2w6mu	42	13	mastered	master	VBN
work_llenip2c6jb7zoiyterzi2w6mu	42	14	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	42	15	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	42	16	they	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	42	17	need	need	VBP
work_llenip2c6jb7zoiyterzi2w6mu	42	18	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	42	19	practice	practice	VB
work_llenip2c6jb7zoiyterzi2w6mu	42	20	more	more	JJR
work_llenip2c6jb7zoiyterzi2w6mu	42	21	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	43	1	This	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	43	2	allows	allow	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	43	3	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	43	4	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	43	5	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	43	6	cre-	cre-	NN
work_llenip2c6jb7zoiyterzi2w6mu	43	7	ate	eat	VBD
work_llenip2c6jb7zoiyterzi2w6mu	43	8	personalized	personalized	JJ
work_llenip2c6jb7zoiyterzi2w6mu	43	9	hints	hint	NNS
work_llenip2c6jb7zoiyterzi2w6mu	43	10	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	43	11	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	43	12	inner	inner	JJ
work_llenip2c6jb7zoiyterzi2w6mu	43	13	loop	loop	NN
work_llenip2c6jb7zoiyterzi2w6mu	43	14	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	43	15	also	also	RB
work_llenip2c6jb7zoiyterzi2w6mu	43	16	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	43	17	select	select	VB
work_llenip2c6jb7zoiyterzi2w6mu	43	18	more	more	RBR
work_llenip2c6jb7zoiyterzi2w6mu	43	19	appropriate	appropriate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	43	20	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	43	21	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	43	22	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	43	23	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	43	24	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	43	25	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	43	26	outer	outer	JJ
work_llenip2c6jb7zoiyterzi2w6mu	43	27	loop	loop	NN
work_llenip2c6jb7zoiyterzi2w6mu	43	28	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	43	29	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	44	1	Although	although	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	2	there	there	EX
work_llenip2c6jb7zoiyterzi2w6mu	44	3	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	44	4	well	well	RB
work_llenip2c6jb7zoiyterzi2w6mu	44	5	known	know	VBN
work_llenip2c6jb7zoiyterzi2w6mu	44	6	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	7	tutors	tutor	NNS
work_llenip2c6jb7zoiyterzi2w6mu	44	8	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	9	Chaachoua	Chaachoua	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	10	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	11	Ni-	Ni-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	12	caud	caud	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	13	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	14	Bronner	Bronner	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	15	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	16	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	17	Bouhineau	Bouhineau	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	18	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	19	2004	2004	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	20	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	44	21	Cohen	Cohen	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	22	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	23	Beal	Beal	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	24	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	25	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	26	Adams	Adams	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	27	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	28	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	29	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	44	30	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	31	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	32	Sueker	Sueker	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	33	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	34	1996	1996	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	35	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	44	36	Melis	Melis	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	37	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	38	Goguadze	Goguadze	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	39	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	40	Libbrecht	Libbrecht	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	41	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	42	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	43	Ullrich	Ullrich	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	44	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	45	2009	2009	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	46	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	47	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	48	few	few	JJ
work_llenip2c6jb7zoiyterzi2w6mu	44	49	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	50	them	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	44	51	have	have	VBP
work_llenip2c6jb7zoiyterzi2w6mu	44	52	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	44	53	expert	expert	JJ
work_llenip2c6jb7zoiyterzi2w6mu	44	54	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	55	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	56	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	44	57	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	44	58	able	able	JJ
work_llenip2c6jb7zoiyterzi2w6mu	44	59	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	44	60	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	44	61	exercises	exercise	NNS
work_llenip2c6jb7zoiyterzi2w6mu	44	62	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	63	provide	provide	VB
work_llenip2c6jb7zoiyterzi2w6mu	44	64	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	65	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	44	66	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	67	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	44	68	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	69	guidance	guidance	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	70	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	71	Chaachoua	Chaachoua	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	72	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	73	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	74	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	75	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	76	2004	2004	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	77	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	44	78	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	79	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	44	80	Sueker	Sueker	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	81	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	82	1996	1996	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	83	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	84	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	85	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	44	86	essential	essential	JJ
work_llenip2c6jb7zoiyterzi2w6mu	44	87	feature	feature	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	88	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	89	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	44	90	learning	learn	VBG
work_llenip2c6jb7zoiyterzi2w6mu	44	91	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	44	92	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	44	93	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	44	94	classified	classify	VBN
work_llenip2c6jb7zoiyterzi2w6mu	44	95	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	96	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	44	97	ITS	ITS	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	98	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	99	according	accord	VBG
work_llenip2c6jb7zoiyterzi2w6mu	44	100	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	44	101	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	102	Vanlehn	Vanlehn	NNP
work_llenip2c6jb7zoiyterzi2w6mu	44	103	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	44	104	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	44	105	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	44	106	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	45	1	Furthermore	furthermore	RB
work_llenip2c6jb7zoiyterzi2w6mu	45	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	45	3	previous	previous	JJ
work_llenip2c6jb7zoiyterzi2w6mu	45	4	work	work	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	5	does	do	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	45	6	not	not	RB
work_llenip2c6jb7zoiyterzi2w6mu	45	7	explore	explore	VB
work_llenip2c6jb7zoiyterzi2w6mu	45	8	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	45	9	detail	detail	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	10	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	45	11	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	45	12	implement	implement	VB
work_llenip2c6jb7zoiyterzi2w6mu	45	13	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	45	14	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	15	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	16	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	45	18	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	45	19	artificial	artificial	JJ
work_llenip2c6jb7zoiyterzi2w6mu	45	20	intel-	intel-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	45	21	ligence	ligence	NNP
work_llenip2c6jb7zoiyterzi2w6mu	45	22	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	23	representation	representation	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	24	format	format	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	25	needs	need	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	45	26	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	45	27	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	45	28	used	use	VBN
work_llenip2c6jb7zoiyterzi2w6mu	45	29	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	45	30	when	when	WRB
work_llenip2c6jb7zoiyterzi2w6mu	45	31	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	45	32	inference	inference	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	33	mechanism	mechanism	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	34	should	should	MD
work_llenip2c6jb7zoiyterzi2w6mu	45	35	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	45	36	trigged	trig	VBN
work_llenip2c6jb7zoiyterzi2w6mu	45	37	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	45	38	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	45	39	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	45	40	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	45	41	some	some	DT
work_llenip2c6jb7zoiyterzi2w6mu	45	42	inherent	inherent	JJ
work_llenip2c6jb7zoiyterzi2w6mu	45	43	computational	computational	JJ
work_llenip2c6jb7zoiyterzi2w6mu	45	44	complexity	complexity	NN
work_llenip2c6jb7zoiyterzi2w6mu	45	45	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	45	46	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	46	1	This	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	46	2	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	46	3	presents	present	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	46	4	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	46	5	ES	es	NN
work_llenip2c6jb7zoiyterzi2w6mu	46	6	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	46	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	46	8	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	46	9	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	46	10	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	46	11	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	47	1	PAT2-	PAT2-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	47	2	Math	Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	47	3	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	47	4	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	47	5	intelligent	intelligent	JJ
work_llenip2c6jb7zoiyterzi2w6mu	47	6	tutor	tutor	NN
work_llenip2c6jb7zoiyterzi2w6mu	47	7	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	47	8	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	47	9	teaches	teach	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	47	10	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	47	11	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	47	12	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	47	13	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	47	14	linear	linear	JJ
work_llenip2c6jb7zoiyterzi2w6mu	47	15	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	47	16	quadratic	quadratic	JJ
work_llenip2c6jb7zoiyterzi2w6mu	47	17	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	47	18	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	48	1	It	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	48	2	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	48	3	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	48	4	web	web	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	5	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	6	imple-	imple-	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	7	mented	mente	VBN
work_llenip2c6jb7zoiyterzi2w6mu	48	8	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	48	9	Java	Java	NNP
work_llenip2c6jb7zoiyterzi2w6mu	48	10	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	48	11	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	48	12	allows	allow	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	48	13	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	48	14	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	48	15	use	use	VB
work_llenip2c6jb7zoiyterzi2w6mu	48	16	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	48	17	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	48	18	any	any	DT
work_llenip2c6jb7zoiyterzi2w6mu	48	19	computer	computer	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	20	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	48	21	platform	platform	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	22	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	48	23	Internet	internet	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	24	access	access	NN
work_llenip2c6jb7zoiyterzi2w6mu	48	25	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	49	1	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	49	2	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	49	3	composed	compose	VBN
work_llenip2c6jb7zoiyterzi2w6mu	49	4	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	49	5	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	49	6	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	49	7	editor	editor	NN
work_llenip2c6jb7zoiyterzi2w6mu	49	8	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	49	9	PATequation	PATequation	NNP
work_llenip2c6jb7zoiyterzi2w6mu	49	10	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	49	11	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	49	12	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	49	13	assists	assist	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	49	14	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	49	15	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	49	16	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	49	17	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	49	18	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	50	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	50	2	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	50	3	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	50	4	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	50	5	essential	essential	JJ
work_llenip2c6jb7zoiyterzi2w6mu	50	6	role	role	NN
work_llenip2c6jb7zoiyterzi2w6mu	50	7	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	50	8	PATequation	patequation	NN
work_llenip2c6jb7zoiyterzi2w6mu	50	9	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	50	10	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	50	11	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	50	12	responsible	responsible	JJ
work_llenip2c6jb7zoiyterzi2w6mu	50	13	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	50	14	providing	provide	VBG
work_llenip2c6jb7zoiyterzi2w6mu	50	15	immediate	immediate	JJ
work_llenip2c6jb7zoiyterzi2w6mu	50	16	feedback	feedback	NN
work_llenip2c6jb7zoiyterzi2w6mu	50	17	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	50	18	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	50	19	at	at	IN
work_llenip2c6jb7zoiyterzi2w6mu	50	20	every	every	DT
work_llenip2c6jb7zoiyterzi2w6mu	50	21	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	50	22	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	50	23	their	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	50	24	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	50	25	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	50	26	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	51	1	Our	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	51	2	main	main	JJ
work_llenip2c6jb7zoiyterzi2w6mu	51	3	goal	goal	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	4	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	51	5	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	51	6	present	present	VB
work_llenip2c6jb7zoiyterzi2w6mu	51	7	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	51	8	module	module	JJ
work_llenip2c6jb7zoiyterzi2w6mu	51	9	knowl-	knowl-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	51	10	edge	edge	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	11	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	51	12	explain	explain	VB
work_llenip2c6jb7zoiyterzi2w6mu	51	13	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	51	14	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	51	15	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	51	16	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	51	17	implements	implement	NNS
work_llenip2c6jb7zoiyterzi2w6mu	51	18	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	19	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	51	20	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	51	21	provides	provide	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	51	22	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	51	23	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	24	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	51	25	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	26	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	51	27	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	51	28	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	51	29	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	30	guidance	guidance	NN
work_llenip2c6jb7zoiyterzi2w6mu	51	31	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	52	1	We	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	52	2	describe	describe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	52	3	how	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	52	4	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	52	5	reduce	reduce	VB
work_llenip2c6jb7zoiyterzi2w6mu	52	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	7	complexity	complexity	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	8	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	9	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	10	module	module	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	11	from	from	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	12	O(nd	o(nd	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	13	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	52	14	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	52	15	O(d	o(d	ADD
work_llenip2c6jb7zoiyterzi2w6mu	52	16	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	52	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	52	18	where	where	WRB
work_llenip2c6jb7zoiyterzi2w6mu	52	19	n	n	PRP
work_llenip2c6jb7zoiyterzi2w6mu	52	20	represents	represent	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	52	21	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	22	number	number	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	23	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	24	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	52	25	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	26	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	27	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	28	base	base	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	29	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	52	30	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	31	using	use	VBG
work_llenip2c6jb7zoiyterzi2w6mu	52	32	meta	meta	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	33	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	52	34	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	52	35	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	52	36	guide	guide	VBP
work_llenip2c6jb7zoiyterzi2w6mu	52	37	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	38	inference	inference	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	39	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	52	40	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	41	operations	operation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	52	42	stu-	stu-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	52	43	dent	dent	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	44	applied	apply	VBD
work_llenip2c6jb7zoiyterzi2w6mu	52	45	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	52	46	produce	produce	VB
work_llenip2c6jb7zoiyterzi2w6mu	52	47	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	52	48	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	52	49	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	53	1	We	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	53	2	finish	finish	VBP
work_llenip2c6jb7zoiyterzi2w6mu	53	3	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	53	4	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	53	5	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	53	6	presenting	present	VBG
work_llenip2c6jb7zoiyterzi2w6mu	53	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	53	8	results	result	NNS
work_llenip2c6jb7zoiyterzi2w6mu	53	9	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	53	10	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	53	11	user	user	NN
work_llenip2c6jb7zoiyterzi2w6mu	53	12	study	study	NN
work_llenip2c6jb7zoiyterzi2w6mu	53	13	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	53	14	conducted	conduct	VBD
work_llenip2c6jb7zoiyterzi2w6mu	53	15	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	53	16	forty	forty	CD
work_llenip2c6jb7zoiyterzi2w6mu	53	17	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	53	18	three	three	CD
work_llenip2c6jb7zoiyterzi2w6mu	53	19	7th	7th	JJ
work_llenip2c6jb7zoiyterzi2w6mu	53	20	grade	grade	NN
work_llenip2c6jb7zoiyterzi2w6mu	53	21	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	53	22	who	who	WP
work_llenip2c6jb7zoiyterzi2w6mu	53	23	interacted	interact	VBD
work_llenip2c6jb7zoiyterzi2w6mu	53	24	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	53	25	PATequation	patequation	NN
work_llenip2c6jb7zoiyterzi2w6mu	53	26	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	53	27	three	three	CD
work_llenip2c6jb7zoiyterzi2w6mu	53	28	classes	class	NNS
work_llenip2c6jb7zoiyterzi2w6mu	53	29	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	54	1	This	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	54	2	paper	paper	NN
work_llenip2c6jb7zoiyterzi2w6mu	54	3	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	54	4	organized	organize	VBN
work_llenip2c6jb7zoiyterzi2w6mu	54	5	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	54	6	follows	follow	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	54	7	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	55	1	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	55	2	2	2	CD
work_llenip2c6jb7zoiyterzi2w6mu	55	3	describes	describe	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	55	4	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	55	5	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	55	6	under	under	IN
work_llenip2c6jb7zoiyterzi2w6mu	55	7	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	55	8	pedagogical	pedagogical	JJ
work_llenip2c6jb7zoiyterzi2w6mu	55	9	perspective	perspective	NN
work_llenip2c6jb7zoiyterzi2w6mu	55	10	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	56	1	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	56	2	3	3	CD
work_llenip2c6jb7zoiyterzi2w6mu	56	3	presents	present	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	56	4	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	56	5	current	current	JJ
work_llenip2c6jb7zoiyterzi2w6mu	56	6	state	state	NN
work_llenip2c6jb7zoiyterzi2w6mu	56	7	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	56	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	56	9	art	art	NN
work_llenip2c6jb7zoiyterzi2w6mu	56	10	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	56	11	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	56	12	Intelligent	Intelligent	NNP
work_llenip2c6jb7zoiyterzi2w6mu	56	13	Tutoring	Tutoring	NNP
work_llenip2c6jb7zoiyterzi2w6mu	56	14	Systems	Systems	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	56	15	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	57	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	57	2	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	57	3	4	4	CD
work_llenip2c6jb7zoiyterzi2w6mu	57	4	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	57	5	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	57	6	explain	explain	VBP
work_llenip2c6jb7zoiyterzi2w6mu	57	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	57	8	main	main	JJ
work_llenip2c6jb7zoiyterzi2w6mu	57	9	artificial	artificial	JJ
work_llenip2c6jb7zoiyterzi2w6mu	57	10	intelligence	intelligence	NN
work_llenip2c6jb7zoiyterzi2w6mu	57	11	techniques	technique	NNS
work_llenip2c6jb7zoiyterzi2w6mu	57	12	used	use	VBN
work_llenip2c6jb7zoiyterzi2w6mu	57	13	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	57	14	develop	develop	VB
work_llenip2c6jb7zoiyterzi2w6mu	57	15	ITS	its	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	57	16	expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	57	17	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	57	18	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	58	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	58	2	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	58	3	5	5	CD
work_llenip2c6jb7zoiyterzi2w6mu	58	4	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	58	5	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	58	6	describe	describe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	58	7	PAT2-	pat2-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	58	8	Math	Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	58	9	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	58	10	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	58	11	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	58	12	Tutor	Tutor	NNP
work_llenip2c6jb7zoiyterzi2w6mu	58	13	that	that	IN
work_llenip2c6jb7zoiyterzi2w6mu	58	14	our	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	58	15	research	research	NN
work_llenip2c6jb7zoiyterzi2w6mu	58	16	group	group	NN
work_llenip2c6jb7zoiyterzi2w6mu	58	17	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	58	18	developing	develop	VBG
work_llenip2c6jb7zoiyterzi2w6mu	58	19	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	59	1	PATequation	patequation	NN
work_llenip2c6jb7zoiyterzi2w6mu	59	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	59	3	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	59	4	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	59	5	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	59	6	editor	editor	NN
work_llenip2c6jb7zoiyterzi2w6mu	59	7	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	59	8	PAT2Math	PAT2Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	59	9	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	59	10	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	59	11	presented	present	VBN
work_llenip2c6jb7zoiyterzi2w6mu	59	12	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	59	13	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	59	14	6	6	CD
work_llenip2c6jb7zoiyterzi2w6mu	59	15	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	60	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	60	2	ES	ES	NNP
work_llenip2c6jb7zoiyterzi2w6mu	60	3	responsible	responsible	JJ
work_llenip2c6jb7zoiyterzi2w6mu	60	4	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	60	5	providing	provide	VBG
work_llenip2c6jb7zoiyterzi2w6mu	60	6	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	60	7	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	60	8	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	60	9	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	60	10	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	60	11	guid-	guid-	NN
work_llenip2c6jb7zoiyterzi2w6mu	60	12	ance	ance	NN
work_llenip2c6jb7zoiyterzi2w6mu	60	13	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	60	14	PATequation	PATequation	NNP
work_llenip2c6jb7zoiyterzi2w6mu	60	15	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	60	16	described	describe	VBN
work_llenip2c6jb7zoiyterzi2w6mu	60	17	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	60	18	Section	Section	NNP
work_llenip2c6jb7zoiyterzi2w6mu	60	19	7	7	CD
work_llenip2c6jb7zoiyterzi2w6mu	60	20	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	61	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	61	2	experiment	experiment	NN
work_llenip2c6jb7zoiyterzi2w6mu	61	3	de-	de-	XX
work_llenip2c6jb7zoiyterzi2w6mu	61	4	sign	sign	NN
work_llenip2c6jb7zoiyterzi2w6mu	61	5	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	61	6	results	result	NNS
work_llenip2c6jb7zoiyterzi2w6mu	61	7	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	61	8	reported	report	VBN
work_llenip2c6jb7zoiyterzi2w6mu	61	9	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	61	10	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	61	11	8	8	CD
work_llenip2c6jb7zoiyterzi2w6mu	61	12	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	62	1	Finally	finally	RB
work_llenip2c6jb7zoiyterzi2w6mu	62	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	62	3	Section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	62	4	9	9	CD
work_llenip2c6jb7zoiyterzi2w6mu	62	5	presents	present	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	62	6	our	-PRON-	PRP$
work_llenip2c6jb7zoiyterzi2w6mu	62	7	conclusions	conclusion	NNS
work_llenip2c6jb7zoiyterzi2w6mu	62	8	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	63	1	2	2	LS
work_llenip2c6jb7zoiyterzi2w6mu	63	2	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	64	1	Solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	64	2	algebraic	algebraic	NN
work_llenip2c6jb7zoiyterzi2w6mu	64	3	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	64	4	An	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	64	5	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	64	6	task	task	NN
work_llenip2c6jb7zoiyterzi2w6mu	64	7	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	64	8	generally	generally	RB
work_llenip2c6jb7zoiyterzi2w6mu	64	9	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	64	10	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	64	11	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	64	12	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	64	13	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	64	14	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	64	15	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	64	16	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	64	17	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	65	1	An	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	2	algebraic	algebraic	JJ
work_llenip2c6jb7zoiyterzi2w6mu	65	3	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	4	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	5	consists	consist	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	65	6	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	65	7	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	65	8	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	65	9	more	more	JJR
work_llenip2c6jb7zoiyterzi2w6mu	65	10	sen-	sen-	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	11	tences	tence	NNS
work_llenip2c6jb7zoiyterzi2w6mu	65	12	representing	represent	VBG
work_llenip2c6jb7zoiyterzi2w6mu	65	13	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	14	situation	situation	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	15	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	65	16	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	17	story	story	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	18	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	65	19	where	where	WRB
work_llenip2c6jb7zoiyterzi2w6mu	65	20	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	21	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	22	needs	need	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	65	23	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	65	24	understand	understand	VB
work_llenip2c6jb7zoiyterzi2w6mu	65	25	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	26	elements	element	NNS
work_llenip2c6jb7zoiyterzi2w6mu	65	27	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	65	28	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	29	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	65	30	generate	generate	VB
work_llenip2c6jb7zoiyterzi2w6mu	65	31	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	65	32	mathematical	mathematical	JJ
work_llenip2c6jb7zoiyterzi2w6mu	65	33	model	model	NN
work_llenip2c6jb7zoiyterzi2w6mu	65	34	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	65	35	represent	represent	VB
work_llenip2c6jb7zoiyterzi2w6mu	65	36	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	65	37	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	66	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	66	2	model	model	NN
work_llenip2c6jb7zoiyterzi2w6mu	66	3	consists	consist	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	66	4	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	66	5	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	66	6	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	66	7	more	more	JJR
work_llenip2c6jb7zoiyterzi2w6mu	66	8	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	66	9	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	66	10	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	66	11	pupil	pupil	NN
work_llenip2c6jb7zoiyterzi2w6mu	66	12	should	should	MD
work_llenip2c6jb7zoiyterzi2w6mu	66	13	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	66	14	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	66	15	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	66	16	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	66	17	obtain	obtain	VB
work_llenip2c6jb7zoiyterzi2w6mu	66	18	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	66	19	numerical	numerical	JJ
work_llenip2c6jb7zoiyterzi2w6mu	66	20	values	value	NNS
work_llenip2c6jb7zoiyterzi2w6mu	66	21	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	66	22	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	66	23	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	66	24	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	66	25	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	66	26	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	66	27	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	66	28	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	66	29	Gama	Gama	NNP
work_llenip2c6jb7zoiyterzi2w6mu	66	30	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	66	31	2004	2004	CD
work_llenip2c6jb7zoiyterzi2w6mu	66	32	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	66	33	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	67	1	Take	take	VB
work_llenip2c6jb7zoiyterzi2w6mu	67	2	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	67	3	exam-	exam-	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	4	ple	ple	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	5	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	67	6	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	7	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	8	below	below	RB
work_llenip2c6jb7zoiyterzi2w6mu	67	9	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	67	10	adapted	adapt	VBN
work_llenip2c6jb7zoiyterzi2w6mu	67	11	from	from	IN
work_llenip2c6jb7zoiyterzi2w6mu	67	12	Munem	Munem	NNP
work_llenip2c6jb7zoiyterzi2w6mu	67	13	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	67	14	West	West	NNP
work_llenip2c6jb7zoiyterzi2w6mu	67	15	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	67	16	2003	2003	CD
work_llenip2c6jb7zoiyterzi2w6mu	67	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	67	18	p.	p.	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	19	107	107	CD
work_llenip2c6jb7zoiyterzi2w6mu	67	20	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	67	21	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	67	22	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	67	23	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	67	24	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	67	25	A	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	67	26	computer	computer	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	27	store	store	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	28	sells	sell	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	67	29	desktop	desktop	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	30	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	67	31	laptop	laptop	NN
work_llenip2c6jb7zoiyterzi2w6mu	67	32	computers	computer	NNS
work_llenip2c6jb7zoiyterzi2w6mu	67	33	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	68	1	Due	due	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	2	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	3	space	space	NN
work_llenip2c6jb7zoiyterzi2w6mu	68	4	considerations	consideration	NNS
work_llenip2c6jb7zoiyterzi2w6mu	68	5	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	68	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	68	7	number	number	NN
work_llenip2c6jb7zoiyterzi2w6mu	68	8	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	9	laptops	laptop	NNS
work_llenip2c6jb7zoiyterzi2w6mu	68	10	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	11	inventory	inventory	NN
work_llenip2c6jb7zoiyterzi2w6mu	68	12	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	68	13	seven	seven	CD
work_llenip2c6jb7zoiyterzi2w6mu	68	14	less	less	JJR
work_llenip2c6jb7zoiyterzi2w6mu	68	15	than	than	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	16	twice	twice	PDT
work_llenip2c6jb7zoiyterzi2w6mu	68	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	68	18	number	number	NN
work_llenip2c6jb7zoiyterzi2w6mu	68	19	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	20	desktops	desktop	NNS
work_llenip2c6jb7zoiyterzi2w6mu	68	21	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	68	22	stock	stock	NN
work_llenip2c6jb7zoiyterzi2w6mu	68	23	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	69	1	How	how	WRB
work_llenip2c6jb7zoiyterzi2w6mu	69	2	many	many	JJ
work_llenip2c6jb7zoiyterzi2w6mu	69	3	desktops	desktop	NNS
work_llenip2c6jb7zoiyterzi2w6mu	69	4	does	do	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	69	5	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	6	store	store	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	7	have	have	VB
work_llenip2c6jb7zoiyterzi2w6mu	69	8	if	if	IN
work_llenip2c6jb7zoiyterzi2w6mu	69	9	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	69	10	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	69	11	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	12	total	total	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	13	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	69	14	272	272	CD
work_llenip2c6jb7zoiyterzi2w6mu	69	15	computers	computer	NNS
work_llenip2c6jb7zoiyterzi2w6mu	69	16	?	?	.
work_llenip2c6jb7zoiyterzi2w6mu	69	17	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	69	18	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	69	19	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	20	process	process	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	21	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	69	22	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	69	23	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	24	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	25	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	26	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	69	27	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	69	28	phases	phase	NNS
work_llenip2c6jb7zoiyterzi2w6mu	69	29	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	30	Mayer	Mayer	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	31	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	32	1999	1999	CD
work_llenip2c6jb7zoiyterzi2w6mu	69	33	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	69	34	Polya	Polya	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	35	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	36	2004	2004	CD
work_llenip2c6jb7zoiyterzi2w6mu	69	37	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	38	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	69	39	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	40	i	i	NN
work_llenip2c6jb7zoiyterzi2w6mu	69	41	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	42	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	43	Problem	Problem	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	44	Representation	Representation	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	45	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	46	also	also	RB
work_llenip2c6jb7zoiyterzi2w6mu	69	47	called	call	VBN
work_llenip2c6jb7zoiyterzi2w6mu	69	48	Symbolization	Symbolization	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	49	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	50	Heffernan	Heffernan	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	51	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	52	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	53	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	54	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	69	55	Razzaq	Razzaq	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	56	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	57	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	69	58	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	59	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	60	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	69	61	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	69	62	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	63	ii	ii	LS
work_llenip2c6jb7zoiyterzi2w6mu	69	64	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	69	65	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	69	66	Problem	Problem	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	67	Solution	Solution	NNP
work_llenip2c6jb7zoiyterzi2w6mu	69	68	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	70	1	While	while	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	2	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	3	former	former	JJ
work_llenip2c6jb7zoiyterzi2w6mu	70	4	concerns	concern	NNS
work_llenip2c6jb7zoiyterzi2w6mu	70	5	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	6	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	7	transfor-	transfor-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	70	8	mation	mation	NN
work_llenip2c6jb7zoiyterzi2w6mu	70	9	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	10	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	70	11	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	70	12	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	70	13	into	into	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	14	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	15	system	system	NN
work_llenip2c6jb7zoiyterzi2w6mu	70	16	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	17	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	70	18	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	70	19	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	20	second	second	JJ
work_llenip2c6jb7zoiyterzi2w6mu	70	21	encompasses	encompass	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	70	22	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	23	process	process	NN
work_llenip2c6jb7zoiyterzi2w6mu	70	24	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	70	25	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	70	26	these	these	DT
work_llenip2c6jb7zoiyterzi2w6mu	70	27	equations	equation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	70	28	using	use	VBG
work_llenip2c6jb7zoiyterzi2w6mu	70	29	algebraic	algebraic	JJ
work_llenip2c6jb7zoiyterzi2w6mu	70	30	operations	operation	NNS
work_llenip2c6jb7zoiyterzi2w6mu	70	31	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	71	1	For	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	2	example	example	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	71	4	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	5	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	6	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	7	problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	8	that	that	WDT
work_llenip2c6jb7zoiyterzi2w6mu	71	9	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	71	10	previously	previously	RB
work_llenip2c6jb7zoiyterzi2w6mu	71	11	pre-	pre-	VBP
work_llenip2c6jb7zoiyterzi2w6mu	71	12	sented	sente	VBD
work_llenip2c6jb7zoiyterzi2w6mu	71	13	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	71	14	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	15	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	16	could	could	MD
work_llenip2c6jb7zoiyterzi2w6mu	71	17	provide	provide	VB
work_llenip2c6jb7zoiyterzi2w6mu	71	18	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	19	following	follow	VBG
work_llenip2c6jb7zoiyterzi2w6mu	71	20	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	21	:	:	:
work_llenip2c6jb7zoiyterzi2w6mu	71	22	x	x	LS
work_llenip2c6jb7zoiyterzi2w6mu	71	23	þð2x	þð2x	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	24	�	�	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	25	7Þ¼	7Þ¼	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	26	272	272	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	27	ð1Þ	ð1Þ	NNS
work_llenip2c6jb7zoiyterzi2w6mu	71	28	3x	3x	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	29	�	�	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	30	7	7	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	31	¼	¼	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	32	272	272	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	33	ð2Þ	ð2Þ	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	34	3x	3x	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	35	¼	¼	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	36	279	279	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	37	ð3Þ	ð3Þ	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	38	x	x	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	39	¼	¼	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	40	93	93	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	41	ð4Þ	ð4Þ	NNS
work_llenip2c6jb7zoiyterzi2w6mu	71	42	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	43	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	44	example	example	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	45	above	above	RB
work_llenip2c6jb7zoiyterzi2w6mu	71	46	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	71	47	line	line	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	48	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	71	49	1	1	CD
work_llenip2c6jb7zoiyterzi2w6mu	71	50	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	71	51	refers	refer	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	71	52	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	53	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	54	process	process	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	55	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	56	Problem	problem	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	57	Rep-	rep-	XX
work_llenip2c6jb7zoiyterzi2w6mu	71	58	resentation	resentation	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	59	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	71	60	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	71	61	lines	line	NNS
work_llenip2c6jb7zoiyterzi2w6mu	71	62	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	71	63	2–4	2–4	LS
work_llenip2c6jb7zoiyterzi2w6mu	71	64	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	71	65	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	71	66	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	71	67	Problem	Problem	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	68	Solution	Solution	NNP
work_llenip2c6jb7zoiyterzi2w6mu	71	69	phase	phase	NN
work_llenip2c6jb7zoiyterzi2w6mu	71	70	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	72	1	As	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	72	2	shown	show	VBN
work_llenip2c6jb7zoiyterzi2w6mu	72	3	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	72	4	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	72	5	above	above	JJ
work_llenip2c6jb7zoiyterzi2w6mu	72	6	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	72	7	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	72	8	solving	solve	VBG
work_llenip2c6jb7zoiyterzi2w6mu	72	9	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	72	10	task	task	NN
work_llenip2c6jb7zoiyterzi2w6mu	72	11	involves	involve	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	72	12	several	several	JJ
work_llenip2c6jb7zoiyterzi2w6mu	72	13	steps	step	NNS
work_llenip2c6jb7zoiyterzi2w6mu	72	14	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	73	1	Each	each	DT
work_llenip2c6jb7zoiyterzi2w6mu	73	2	line	line	NN
work_llenip2c6jb7zoiyterzi2w6mu	73	3	provided	provide	VBN
work_llenip2c6jb7zoiyterzi2w6mu	73	4	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	73	5	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	73	6	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	73	7	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	73	8	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	73	9	above	above	JJ
work_llenip2c6jb7zoiyterzi2w6mu	73	10	solution	solution	NN
work_llenip2c6jb7zoiyterzi2w6mu	73	11	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	73	12	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	73	13	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	73	14	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	74	1	A	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	74	2	step	step	NN
work_llenip2c6jb7zoiyterzi2w6mu	74	3	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	74	4	involve	involve	VB
work_llenip2c6jb7zoiyterzi2w6mu	74	5	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	74	6	correct	correct	JJ
work_llenip2c6jb7zoiyterzi2w6mu	74	7	use	use	NN
work_llenip2c6jb7zoiyterzi2w6mu	74	8	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	74	9	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	74	10	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	74	11	more	more	JJR
work_llenip2c6jb7zoiyterzi2w6mu	74	12	Knowledge	Knowledge	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	13	Components	Components	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	74	14	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	15	KC	KC	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	16	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	17	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	18	also	also	RB
work_llenip2c6jb7zoiyterzi2w6mu	74	19	called	call	VBN
work_llenip2c6jb7zoiyterzi2w6mu	74	20	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	74	21	units	unit	NNS
work_llenip2c6jb7zoiyterzi2w6mu	74	22	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	23	Aleven	Aleven	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	24	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	74	25	McLaren	McLaren	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	26	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	74	27	Sewall	Sewall	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	28	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	74	29	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	74	30	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	74	31	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	74	32	2009	2009	CD
work_llenip2c6jb7zoiyterzi2w6mu	74	33	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	34	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	74	35	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	75	1	It	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	75	2	comprises	comprise	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	75	3	any	any	DT
work_llenip2c6jb7zoiyterzi2w6mu	75	4	unit	unit	NN
work_llenip2c6jb7zoiyterzi2w6mu	75	5	into	into	IN
work_llenip2c6jb7zoiyterzi2w6mu	75	6	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	75	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	75	8	knowledge	knowledge	NN
work_llenip2c6jb7zoiyterzi2w6mu	75	9	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	75	10	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	75	11	broken	break	VBN
work_llenip2c6jb7zoiyterzi2w6mu	75	12	down	down	RP
work_llenip2c6jb7zoiyterzi2w6mu	75	13	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	75	14	such	such	JJ
work_llenip2c6jb7zoiyterzi2w6mu	75	15	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	75	16	rules	rule	NNS
work_llenip2c6jb7zoiyterzi2w6mu	75	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	75	18	concepts	concept	NNS
work_llenip2c6jb7zoiyterzi2w6mu	75	19	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	75	20	facts	fact	NNS
work_llenip2c6jb7zoiyterzi2w6mu	75	21	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	75	22	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	75	23	procedures	procedure	NNS
work_llenip2c6jb7zoiyterzi2w6mu	75	24	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	75	25	Vanlehn	Vanlehn	NNP
work_llenip2c6jb7zoiyterzi2w6mu	75	26	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	75	27	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	75	28	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	75	29	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	76	1	For	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	2	instance	instance	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	3	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	76	4	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	5	order	order	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	6	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	76	7	arrive	arrive	VB
work_llenip2c6jb7zoiyterzi2w6mu	76	8	at	at	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	9	line	line	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	10	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	11	2	2	CD
work_llenip2c6jb7zoiyterzi2w6mu	76	12	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	13	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	14	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	76	15	above	above	JJ
work_llenip2c6jb7zoiyterzi2w6mu	76	16	example	example	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	17	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	76	18	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	76	19	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	20	applied	apply	VBD
work_llenip2c6jb7zoiyterzi2w6mu	76	21	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	76	22	operation	operation	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	23	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	24	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	76	25	KC	KC	NNP
work_llenip2c6jb7zoiyterzi2w6mu	76	26	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	27	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	76	28	‘	'	``
work_llenip2c6jb7zoiyterzi2w6mu	76	29	add	add	VB
work_llenip2c6jb7zoiyterzi2w6mu	76	30	variable	variable	JJ
work_llenip2c6jb7zoiyterzi2w6mu	76	31	coefficients	coefficient	NNS
work_llenip2c6jb7zoiyterzi2w6mu	76	32	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	76	33	’	'	''
work_llenip2c6jb7zoiyterzi2w6mu	76	34	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	35	line	line	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	36	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	37	1	1	CD
work_llenip2c6jb7zoiyterzi2w6mu	76	38	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	76	39	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	76	40	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	76	41	equation	equation	NN
work_llenip2c6jb7zoiyterzi2w6mu	76	42	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	77	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	77	2	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	77	3	next	next	JJ
work_llenip2c6jb7zoiyterzi2w6mu	77	4	section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	77	5	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	77	6	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	77	7	will	will	MD
work_llenip2c6jb7zoiyterzi2w6mu	77	8	describe	describe	VB
work_llenip2c6jb7zoiyterzi2w6mu	77	9	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	77	10	main	main	JJ
work_llenip2c6jb7zoiyterzi2w6mu	77	11	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	77	12	Intelli-	Intelli-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	77	13	gent	gent	NN
work_llenip2c6jb7zoiyterzi2w6mu	77	14	Tutoring	Tutoring	NNP
work_llenip2c6jb7zoiyterzi2w6mu	77	15	Systems	Systems	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	77	16	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	77	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	77	18	tools	tool	NNS
work_llenip2c6jb7zoiyterzi2w6mu	77	19	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	77	20	types	type	NNS
work_llenip2c6jb7zoiyterzi2w6mu	77	21	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	77	22	feedback	feedback	NN
work_llenip2c6jb7zoiyterzi2w6mu	77	23	they	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	77	24	of-	of-	VBP
work_llenip2c6jb7zoiyterzi2w6mu	77	25	fer	fer	NNP
work_llenip2c6jb7zoiyterzi2w6mu	77	26	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	77	27	help	help	VB
work_llenip2c6jb7zoiyterzi2w6mu	77	28	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	77	29	solve	solve	VB
work_llenip2c6jb7zoiyterzi2w6mu	77	30	algebra	algebra	NN
work_llenip2c6jb7zoiyterzi2w6mu	77	31	word	word	NN
work_llenip2c6jb7zoiyterzi2w6mu	77	32	problems	problem	NNS
work_llenip2c6jb7zoiyterzi2w6mu	77	33	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	77	34	these	these	DT
work_llenip2c6jb7zoiyterzi2w6mu	77	35	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	77	36	phases	phase	NNS
work_llenip2c6jb7zoiyterzi2w6mu	77	37	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	78	1	3	3	LS
work_llenip2c6jb7zoiyterzi2w6mu	78	2	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	79	1	Algebra	algebra	VB
work_llenip2c6jb7zoiyterzi2w6mu	79	2	Intelligent	intelligent	JJ
work_llenip2c6jb7zoiyterzi2w6mu	79	3	Tutoring	Tutoring	NNP
work_llenip2c6jb7zoiyterzi2w6mu	79	4	Systems	Systems	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	79	5	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	79	6	field	field	NN
work_llenip2c6jb7zoiyterzi2w6mu	79	7	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	79	8	ITS	its	PRP
work_llenip2c6jb7zoiyterzi2w6mu	79	9	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	79	10	shown	show	VBN
work_llenip2c6jb7zoiyterzi2w6mu	79	11	significantly	significantly	RB
work_llenip2c6jb7zoiyterzi2w6mu	79	12	improvements	improvement	NNS
work_llenip2c6jb7zoiyterzi2w6mu	79	13	since	since	IN
work_llenip2c6jb7zoiyterzi2w6mu	79	14	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	79	15	emergence	emergence	NN
work_llenip2c6jb7zoiyterzi2w6mu	79	16	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	79	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	79	18	first	first	JJ
work_llenip2c6jb7zoiyterzi2w6mu	79	19	systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	79	20	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	79	21	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	79	22	eighties	eighty	NNS
work_llenip2c6jb7zoiyterzi2w6mu	79	23	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	79	24	Woolf	Woolf	NNP
work_llenip2c6jb7zoiyterzi2w6mu	79	25	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	79	26	2009	2009	CD
work_llenip2c6jb7zoiyterzi2w6mu	79	27	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	79	28	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	80	1	The	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	80	2	evolution	evolution	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	3	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	4	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	80	5	Internet	internet	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	6	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	7	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	80	8	increasing	increase	VBG
work_llenip2c6jb7zoiyterzi2w6mu	80	9	performance	performance	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	10	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	11	computers	computer	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	12	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	13	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	80	14	improvements	improvement	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	15	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	16	artificial	artificial	JJ
work_llenip2c6jb7zoiyterzi2w6mu	80	17	intelligence	intelligence	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	18	techniques	technique	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	19	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	80	20	tools	tool	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	21	have	have	VBP
work_llenip2c6jb7zoiyterzi2w6mu	80	22	furthered	further	VBN
work_llenip2c6jb7zoiyterzi2w6mu	80	23	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	80	24	development	development	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	25	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	26	ITSs	its	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	27	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	28	several	several	JJ
work_llenip2c6jb7zoiyterzi2w6mu	80	29	domains	domain	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	30	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	31	such	such	JJ
work_llenip2c6jb7zoiyterzi2w6mu	80	32	as	as	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	33	Physics	Physics	NNP
work_llenip2c6jb7zoiyterzi2w6mu	80	34	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	35	Math	Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	80	36	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	37	Medicine	Medicine	NNP
work_llenip2c6jb7zoiyterzi2w6mu	80	38	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	80	39	others	other	NNS
work_llenip2c6jb7zoiyterzi2w6mu	80	40	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	80	41	see	see	VB
work_llenip2c6jb7zoiyterzi2w6mu	80	42	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	80	43	Woolf	Woolf	NNP
work_llenip2c6jb7zoiyterzi2w6mu	80	44	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	80	45	2009	2009	CD
work_llenip2c6jb7zoiyterzi2w6mu	80	46	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	80	47	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	80	48	an	an	DT
work_llenip2c6jb7zoiyterzi2w6mu	80	49	overview	overview	NN
work_llenip2c6jb7zoiyterzi2w6mu	80	50	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	80	51	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	81	1	Previous	previous	JJ
work_llenip2c6jb7zoiyterzi2w6mu	81	2	work	work	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	3	has	have	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	81	4	largely	largely	RB
work_llenip2c6jb7zoiyterzi2w6mu	81	5	been	be	VBN
work_llenip2c6jb7zoiyterzi2w6mu	81	6	applied	apply	VBN
work_llenip2c6jb7zoiyterzi2w6mu	81	7	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	81	8	classroom	classroom	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	9	settings	setting	NNS
work_llenip2c6jb7zoiyterzi2w6mu	81	10	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	81	11	demonstrating	demonstrate	VBG
work_llenip2c6jb7zoiyterzi2w6mu	81	12	they	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	81	13	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	81	14	improve	improve	VB
work_llenip2c6jb7zoiyterzi2w6mu	81	15	student	student	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	16	performance	performance	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	17	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	81	18	stan-	stan-	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	19	dardized	dardize	VBN
work_llenip2c6jb7zoiyterzi2w6mu	81	20	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	81	21	experimenter	experimenter	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	22	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	81	23	designed	design	VBN
work_llenip2c6jb7zoiyterzi2w6mu	81	24	tests	test	NNS
work_llenip2c6jb7zoiyterzi2w6mu	81	25	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	81	26	one	one	CD
work_llenip2c6jb7zoiyterzi2w6mu	81	27	-	-	HYPH
work_llenip2c6jb7zoiyterzi2w6mu	81	28	half	half	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	29	to	to	IN
work_llenip2c6jb7zoiyterzi2w6mu	81	30	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	81	31	stan-	stan-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	81	32	dards	dard	NNS
work_llenip2c6jb7zoiyterzi2w6mu	81	33	deviation	deviation	NN
work_llenip2c6jb7zoiyterzi2w6mu	81	34	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	81	35	Cohen	Cohen	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	36	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	37	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	38	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	39	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	81	40	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	81	41	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	81	42	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	43	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	81	44	Sueker	Sueker	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	45	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	81	46	1996	1996	CD
work_llenip2c6jb7zoiyterzi2w6mu	81	47	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	81	48	Shelby	Shelby	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	49	et	et	FW
work_llenip2c6jb7zoiyterzi2w6mu	81	50	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	51	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	81	52	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	81	53	2000	2000	CD
work_llenip2c6jb7zoiyterzi2w6mu	81	54	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	81	55	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	82	1	Some	some	DT
work_llenip2c6jb7zoiyterzi2w6mu	82	2	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	82	3	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	82	4	most	most	RBS
work_llenip2c6jb7zoiyterzi2w6mu	82	5	known	know	VBN
work_llenip2c6jb7zoiyterzi2w6mu	82	6	research	research	NN
work_llenip2c6jb7zoiyterzi2w6mu	82	7	focused	focus	VBD
work_llenip2c6jb7zoiyterzi2w6mu	82	8	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	82	9	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	82	10	Algebra	Algebra	NNP
work_llenip2c6jb7zoiyterzi2w6mu	82	11	content	content	NN
work_llenip2c6jb7zoiyterzi2w6mu	82	12	domain	domain	NN
work_llenip2c6jb7zoiyterzi2w6mu	82	13	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	83	1	This	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	83	2	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	83	3	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	83	4	case	case	NN
work_llenip2c6jb7zoiyterzi2w6mu	83	5	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	83	6	Cognitive	Cognitive	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	7	Alge-	Alge-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	8	bra	bra	NN
work_llenip2c6jb7zoiyterzi2w6mu	83	9	Tutor	Tutor	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	10	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	11	previously	previously	RB
work_llenip2c6jb7zoiyterzi2w6mu	83	12	PAT	PAT	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	13	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	14	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	15	Koedinger	Koedinger	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	16	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	17	Sueker	Sueker	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	18	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	19	1996	1996	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	20	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	21	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	22	Aplusix	Aplusix	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	23	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	24	Nicaud	Nicaud	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	25	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	26	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	27	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	28	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	29	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	30	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	31	Nicaud	Nicaud	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	32	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	33	Bouhineau	Bouhineau	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	34	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	35	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	36	Huguet	Huguet	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	37	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	38	2002	2002	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	39	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	40	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	41	Active-	Active-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	42	Math	Math	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	43	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	44	Goguadze	Goguadze	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	45	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	46	Melis	Melis	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	47	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	48	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	49	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	83	50	Melis	Melis	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	51	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	52	Goguadze	Goguadze	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	53	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	54	Libbrecht	Libbrecht	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	55	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	56	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	57	Ull-	Ull-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	58	rich	rich	JJ
work_llenip2c6jb7zoiyterzi2w6mu	83	59	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	60	2009	2009	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	61	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	62	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	63	AnimalWatch	AnimalWatch	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	64	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	65	Birch	Birch	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	66	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	83	67	Beal	Beal	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	68	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	69	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	70	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	83	71	Cohen	Cohen	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	72	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	73	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	74	.	.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	83	75	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	83	76	2008	2008	CD
work_llenip2c6jb7zoiyterzi2w6mu	83	77	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	83	78	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	84	1	We	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	84	2	believe	believe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	84	3	there	there	EX
work_llenip2c6jb7zoiyterzi2w6mu	84	4	are	be	VBP
work_llenip2c6jb7zoiyterzi2w6mu	84	5	two	two	CD
work_llenip2c6jb7zoiyterzi2w6mu	84	6	main	main	JJ
work_llenip2c6jb7zoiyterzi2w6mu	84	7	reasons	reason	NNS
work_llenip2c6jb7zoiyterzi2w6mu	84	8	for	for	IN
work_llenip2c6jb7zoiyterzi2w6mu	84	9	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	84	10	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	85	1	First	first	RB
work_llenip2c6jb7zoiyterzi2w6mu	85	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	3	Alge-	alge-	JJ
work_llenip2c6jb7zoiyterzi2w6mu	85	4	bra	bra	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	5	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	85	6	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	85	7	content	content	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	8	domain	domain	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	9	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	10	or	or	CC
work_llenip2c6jb7zoiyterzi2w6mu	85	11	task	task	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	12	domain	domain	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	13	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	14	Vanlehn	Vanlehn	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	15	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	16	2006	2006	CD
work_llenip2c6jb7zoiyterzi2w6mu	85	17	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	18	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	19	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	85	20	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	85	21	a	a	DT
work_llenip2c6jb7zoiyterzi2w6mu	85	22	great	great	JJ
work_llenip2c6jb7zoiyterzi2w6mu	85	23	number	number	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	24	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	85	25	students	student	NNS
work_llenip2c6jb7zoiyterzi2w6mu	85	26	experience	experience	VBP
work_llenip2c6jb7zoiyterzi2w6mu	85	27	poor	poor	JJ
work_llenip2c6jb7zoiyterzi2w6mu	85	28	achievement	achievement	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	29	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	30	Carpen-	Carpen-	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	31	ter	ter	NN
work_llenip2c6jb7zoiyterzi2w6mu	85	32	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	33	Kepner	Kepner	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	34	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	35	Corbitt	Corbitt	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	36	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	37	Lindquist	Lindquist	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	38	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	39	&	&	CC
work_llenip2c6jb7zoiyterzi2w6mu	85	40	Reys	Reys	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	41	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	42	1982	1982	CD
work_llenip2c6jb7zoiyterzi2w6mu	85	43	;	;	:
work_llenip2c6jb7zoiyterzi2w6mu	85	44	National	National	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	45	Commission	Commission	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	46	on	on	IN
work_llenip2c6jb7zoiyterzi2w6mu	85	47	Excellence	Excellence	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	48	in	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	85	49	Education	Education	NNP
work_llenip2c6jb7zoiyterzi2w6mu	85	50	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	85	51	1983	1983	CD
work_llenip2c6jb7zoiyterzi2w6mu	85	52	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	85	53	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	86	1	Secondly	secondly	RB
work_llenip2c6jb7zoiyterzi2w6mu	86	2	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	86	3	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	86	4	requires	require	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	86	5	less	less	JJR
work_llenip2c6jb7zoiyterzi2w6mu	86	6	effort	effort	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	7	to	to	TO
work_llenip2c6jb7zoiyterzi2w6mu	86	8	formalize	formalize	VB
work_llenip2c6jb7zoiyterzi2w6mu	86	9	math	math	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	10	content	content	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	11	into	into	IN
work_llenip2c6jb7zoiyterzi2w6mu	86	12	computer	computer	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	13	algorithms	algorithm	NNS
work_llenip2c6jb7zoiyterzi2w6mu	86	14	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	86	15	because	because	IN
work_llenip2c6jb7zoiyterzi2w6mu	86	16	it	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	86	17	is	be	VBZ
work_llenip2c6jb7zoiyterzi2w6mu	86	18	mainly	mainly	RB
work_llenip2c6jb7zoiyterzi2w6mu	86	19	composed	compose	VBN
work_llenip2c6jb7zoiyterzi2w6mu	86	20	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	86	21	procedural	procedural	JJ
work_llenip2c6jb7zoiyterzi2w6mu	86	22	content	content	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	23	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	86	24	which	which	WDT
work_llenip2c6jb7zoiyterzi2w6mu	86	25	can	can	MD
work_llenip2c6jb7zoiyterzi2w6mu	86	26	be	be	VB
work_llenip2c6jb7zoiyterzi2w6mu	86	27	easily	easily	RB
work_llenip2c6jb7zoiyterzi2w6mu	86	28	rep-	rep-	RB
work_llenip2c6jb7zoiyterzi2w6mu	86	29	resented	resent	VBN
work_llenip2c6jb7zoiyterzi2w6mu	86	30	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	86	31	computer	computer	NN
work_llenip2c6jb7zoiyterzi2w6mu	86	32	algorithms	algorithm	NNS
work_llenip2c6jb7zoiyterzi2w6mu	86	33	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	87	1	In	in	IN
work_llenip2c6jb7zoiyterzi2w6mu	87	2	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	87	3	end	end	NN
work_llenip2c6jb7zoiyterzi2w6mu	87	4	of	of	IN
work_llenip2c6jb7zoiyterzi2w6mu	87	5	this	this	DT
work_llenip2c6jb7zoiyterzi2w6mu	87	6	section	section	NN
work_llenip2c6jb7zoiyterzi2w6mu	87	7	,	,	,
work_llenip2c6jb7zoiyterzi2w6mu	87	8	we	-PRON-	PRP
work_llenip2c6jb7zoiyterzi2w6mu	87	9	de-	de-	RB
work_llenip2c6jb7zoiyterzi2w6mu	87	10	scribe	scribe	VBP
work_llenip2c6jb7zoiyterzi2w6mu	87	11	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	87	12	main	main	JJ
work_llenip2c6jb7zoiyterzi2w6mu	87	13	algebraic	algebraic	NN
work_llenip2c6jb7zoiyterzi2w6mu	87	14	tutors	tutor	NNS
work_llenip2c6jb7zoiyterzi2w6mu	87	15	proposed	propose	VBN
work_llenip2c6jb7zoiyterzi2w6mu	87	16	by	by	IN
work_llenip2c6jb7zoiyterzi2w6mu	87	17	the	the	DT
work_llenip2c6jb7zoiyterzi2w6mu	87	18	Artificial	Artificial	NNP
work_llenip2c6jb7zoiyterzi2w6mu	87	19	Intelligence	Intelligence	NNP
work_llenip2c6jb7zoiyterzi2w6mu	87	20	and	and	CC
work_llenip2c6jb7zoiyterzi2w6mu	87	21	Education	Education	NNP
work_llenip2c6jb7zoiyterzi2w6mu	87	22	community	community	NN
work_llenip2c6jb7zoiyterzi2w6mu	87	23	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	88	1	P.A.	P.A.	NNP
work_llenip2c6jb7zoiyterzi2w6mu	89	1	Jaques	Jaques	NNP
work_llenip2c6jb7zoiyterzi2w6mu	89	2	et	et	NNP
work_llenip2c6jb7zoiyterzi2w6mu	89	3	al	al	NNP
work_llenip2c6jb7zoiyterzi2w6mu	89	4	.	.	.
work_llenip2c6jb7zoiyterzi2w6mu	90	1	/	/	SYM
work_llenip2c6jb7zoiyterzi2w6mu	90	2	Expert	expert	NN
work_llenip2c6jb7zoiyterzi2w6mu	90	3	Systems	system	NNS
work_llenip2c6jb7zoiyterzi2w6mu	90	4	with	with	IN
work_llenip2c6jb7zoiyterzi2w6mu	90	5	Applications	Applications	NNPS
work_llenip2c6jb7zoiyterzi2w6mu	90	6	40	40	CD
work_llenip2c6jb7zoiyterzi2w6mu	90	7	(	(	-LRB-
work_llenip2c6jb7zoiyterzi2w6mu	90	8	2013	2013	CD
work_llenip2c6jb7zoiyterzi2w6mu	90	9	)	)	-RRB-
work_llenip2c6jb7zoiyterzi2w6mu	90	10	5456–5465	5456–5465	CD
work_llenip2c6jb7zoiyterzi2w6mu	90	11	5457	5457	CD
work_llenip2c6jb7zoiyterzi2w6mu	90	12	https://isiarticles.com/article/52573	https://isiarticles.com/article/52573	JJ