id sid tid token lemma pos 6w924b31b1d 1 1 through through ADP 6w924b31b1d 1 2 imaging imaging NOUN 6w924b31b1d 1 3 and and CCONJ 6w924b31b1d 1 4 spectroscopy spectroscopy NOUN 6w924b31b1d 1 5 we we PRON 6w924b31b1d 1 6 analyze analyze VERB 6w924b31b1d 1 7 the the DET 6w924b31b1d 1 8 structure structure NOUN 6w924b31b1d 1 9 and and CCONJ 6w924b31b1d 1 10 the the DET 6w924b31b1d 1 11 origins origin NOUN 6w924b31b1d 1 12 of of ADP 6w924b31b1d 1 13 the the DET 6w924b31b1d 1 14 thick thick ADJ 6w924b31b1d 1 15 disk disk NOUN 6w924b31b1d 1 16 interstellar interstellar NOUN 6w924b31b1d 1 17 medium medium NOUN 6w924b31b1d 1 18 ( ( PUNCT 6w924b31b1d 1 19 ism ism NOUN 6w924b31b1d 1 20 ) ) PUNCT 6w924b31b1d 1 21 in in ADP 6w924b31b1d 1 22 edge edge NOUN 6w924b31b1d 1 23 - - PUNCT 6w924b31b1d 1 24 on on ADP 6w924b31b1d 1 25 , , PUNCT 6w924b31b1d 1 26 spiral spiral ADJ 6w924b31b1d 1 27 galaxies galaxy NOUN 6w924b31b1d 1 28 . . PUNCT 6w924b31b1d 2 1 using use VERB 6w924b31b1d 2 2 broadband broadband NOUN 6w924b31b1d 2 3 and and CCONJ 6w924b31b1d 2 4 narrowband narrowband ADJ 6w924b31b1d 2 5 imaging image VERB 6w924b31b1d 2 6 we we PRON 6w924b31b1d 2 7 analyze analyze VERB 6w924b31b1d 2 8 the the DET 6w924b31b1d 2 9 dense dense ADJ 6w924b31b1d 2 10 , , PUNCT 6w924b31b1d 2 11 dusty dusty ADJ 6w924b31b1d 2 12 material material NOUN 6w924b31b1d 2 13 , , PUNCT 6w924b31b1d 2 14 seen see VERB 6w924b31b1d 2 15 in in ADP 6w924b31b1d 2 16 absorption absorption NOUN 6w924b31b1d 2 17 , , PUNCT 6w924b31b1d 2 18 and and CCONJ 6w924b31b1d 2 19 the the DET 6w924b31b1d 2 20 ionized ionized ADJ 6w924b31b1d 2 21 gas gas NOUN 6w924b31b1d 2 22 , , PUNCT 6w924b31b1d 2 23 seen see VERB 6w924b31b1d 2 24 by by ADP 6w924b31b1d 2 25 hα hα ADJ 6w924b31b1d 2 26 ; ; PUNCT 6w924b31b1d 2 27 emission emission NOUN 6w924b31b1d 2 28 , , PUNCT 6w924b31b1d 2 29 within within ADP 6w924b31b1d 2 30 the the DET 6w924b31b1d 2 31 thick thick ADJ 6w924b31b1d 2 32 disk disk NOUN 6w924b31b1d 2 33 of of ADP 6w924b31b1d 2 34 ngc ngc PROPN 6w924b31b1d 2 35 4013 4013 PROPN 6w924b31b1d 2 36 and and CCONJ 6w924b31b1d 2 37 ngc ngc PROPN 6w924b31b1d 2 38 4302 4302 NUM 6w924b31b1d 2 39 . . PUNCT 6w924b31b1d 3 1 comparing compare VERB 6w924b31b1d 3 2 the the DET 6w924b31b1d 3 3 morphologies morphology NOUN 6w924b31b1d 3 4 of of ADP 6w924b31b1d 3 5 the the DET 6w924b31b1d 3 6 dust dust NOUN 6w924b31b1d 3 7 and and CCONJ 6w924b31b1d 3 8 the the DET 6w924b31b1d 3 9 ionized ionized ADJ 6w924b31b1d 3 10 gas gas NOUN 6w924b31b1d 3 11 , , PUNCT 6w924b31b1d 3 12 we we PRON 6w924b31b1d 3 13 show show VERB 6w924b31b1d 3 14 the the DET 6w924b31b1d 3 15 thick thick ADJ 6w924b31b1d 3 16 disk disk NOUN 6w924b31b1d 3 17 to to PART 6w924b31b1d 3 18 be be AUX 6w924b31b1d 3 19 an an DET 6w924b31b1d 3 20 environment environment NOUN 6w924b31b1d 3 21 with with ADP 6w924b31b1d 3 22 a a DET 6w924b31b1d 3 23 multi multi ADJ 6w924b31b1d 3 24 - - ADJ 6w924b31b1d 3 25 phase phase ADJ 6w924b31b1d 3 26 ism ism NOUN 6w924b31b1d 3 27 , , PUNCT 6w924b31b1d 3 28 having have VERB 6w924b31b1d 3 29 a a DET 6w924b31b1d 3 30 phase phase NOUN 6w924b31b1d 3 31 structure structure NOUN 6w924b31b1d 3 32 consistent consistent ADJ 6w924b31b1d 3 33 with with ADP 6w924b31b1d 3 34 that that PRON 6w924b31b1d 3 35 found find VERB 6w924b31b1d 3 36 in in ADP 6w924b31b1d 3 37 the the DET 6w924b31b1d 3 38 disk disk NOUN 6w924b31b1d 3 39 . . PUNCT 6w924b31b1d 4 1 by by ADP 6w924b31b1d 4 2 studying study VERB 6w924b31b1d 4 3 the the DET 6w924b31b1d 4 4 thick thick ADJ 6w924b31b1d 4 5 disk disk NOUN 6w924b31b1d 4 6 ism ism NOUN 6w924b31b1d 4 7 with with ADP 6w924b31b1d 4 8 narrowband narrowband ADJ 6w924b31b1d 4 9 hα hα ADJ 6w924b31b1d 4 10 ; ; PUNCT 6w924b31b1d 4 11 imagery imagery NOUN 6w924b31b1d 4 12 we we PRON 6w924b31b1d 4 13 identify identify VERB 6w924b31b1d 4 14 candidate candidate NOUN 6w924b31b1d 4 15 h h PROPN 6w924b31b1d 4 16 ii ii PROPN 6w924b31b1d 4 17 regions region NOUN 6w924b31b1d 4 18 in in ADP 6w924b31b1d 4 19 the the DET 6w924b31b1d 4 20 thick thick ADJ 6w924b31b1d 4 21 disk disk NOUN 6w924b31b1d 4 22 . . PUNCT 6w924b31b1d 5 1 with with ADP 6w924b31b1d 5 2 spectroscopic spectroscopic ADJ 6w924b31b1d 5 3 data datum NOUN 6w924b31b1d 5 4 on on ADP 6w924b31b1d 5 5 a a DET 6w924b31b1d 5 6 candidate candidate NOUN 6w924b31b1d 5 7 h h PROPN 6w924b31b1d 5 8 ii ii PROPN 6w924b31b1d 5 9 region region NOUN 6w924b31b1d 5 10 located locate VERB 6w924b31b1d 5 11 in in ADP 6w924b31b1d 5 12 the the DET 6w924b31b1d 5 13 thick thick ADJ 6w924b31b1d 5 14 disk disk NOUN 6w924b31b1d 5 15 of of ADP 6w924b31b1d 5 16 ngc ngc PROPN 6w924b31b1d 5 17 4013 4013 PROPN 6w924b31b1d 5 18 , , PUNCT 6w924b31b1d 5 19 we we PRON 6w924b31b1d 5 20 confirm confirm VERB 6w924b31b1d 5 21 an an DET 6w924b31b1d 5 22 h h PROPN 6w924b31b1d 5 23 ii ii PROPN 6w924b31b1d 5 24 region region NOUN 6w924b31b1d 5 25 resulting result VERB 6w924b31b1d 5 26 from from ADP 6w924b31b1d 5 27 in in ADP 6w924b31b1d 5 28 situ situ NOUN 6w924b31b1d 5 29 star star NOUN 6w924b31b1d 5 30 formation formation NOUN 6w924b31b1d 5 31 in in ADP 6w924b31b1d 5 32 the the DET 6w924b31b1d 5 33 thick thick ADJ 6w924b31b1d 5 34 disk disk NOUN 6w924b31b1d 5 35 . . PUNCT 6w924b31b1d 6 1 the the DET 6w924b31b1d 6 2 discovery discovery NOUN 6w924b31b1d 6 3 of of ADP 6w924b31b1d 6 4 this this DET 6w924b31b1d 6 5 thick thick ADJ 6w924b31b1d 6 6 disk disk NOUN 6w924b31b1d 6 7 star star NOUN 6w924b31b1d 6 8 formation formation NOUN 6w924b31b1d 6 9 implies imply VERB 6w924b31b1d 6 10 that that SCONJ 6w924b31b1d 6 11 the the DET 6w924b31b1d 6 12 thick thick ADJ 6w924b31b1d 6 13 disk disk NOUN 6w924b31b1d 6 14 ism ism NOUN 6w924b31b1d 6 15 has have VERB 6w924b31b1d 6 16 , , PUNCT 6w924b31b1d 6 17 like like ADP 6w924b31b1d 6 18 the the DET 6w924b31b1d 6 19 disk disk NOUN 6w924b31b1d 6 20 , , PUNCT 6w924b31b1d 6 21 the the DET 6w924b31b1d 6 22 necessary necessary ADJ 6w924b31b1d 6 23 physical physical ADJ 6w924b31b1d 6 24 structure structure NOUN 6w924b31b1d 6 25 for for ADP 6w924b31b1d 6 26 star star NOUN 6w924b31b1d 6 27 formation formation NOUN 6w924b31b1d 6 28 . . PUNCT 6w924b31b1d 7 1 these these DET 6w924b31b1d 7 2 studies study NOUN 6w924b31b1d 7 3 analyze analyze VERB 6w924b31b1d 7 4 the the DET 6w924b31b1d 7 5 thick thick ADJ 6w924b31b1d 7 6 disk disk NOUN 6w924b31b1d 7 7 ism ism NOUN 6w924b31b1d 7 8 in in ADP 6w924b31b1d 7 9 different different ADJ 6w924b31b1d 7 10 ways way NOUN 6w924b31b1d 7 11 but but CCONJ 6w924b31b1d 7 12 both both PRON 6w924b31b1d 7 13 reveal reveal VERB 6w924b31b1d 7 14 the the DET 6w924b31b1d 7 15 thick thick ADJ 6w924b31b1d 7 16 disk disk NOUN 6w924b31b1d 7 17 to to PART 6w924b31b1d 7 18 be be AUX 6w924b31b1d 7 19 a a DET 6w924b31b1d 7 20 dynamic dynamic ADJ 6w924b31b1d 7 21 environment environment NOUN 6w924b31b1d 7 22 , , PUNCT 6w924b31b1d 7 23 capable capable ADJ 6w924b31b1d 7 24 of of ADP 6w924b31b1d 7 25 supporting support VERB 6w924b31b1d 7 26 a a DET 6w924b31b1d 7 27 multi multi ADJ 6w924b31b1d 7 28 - - ADJ 6w924b31b1d 7 29 phase phase ADJ 6w924b31b1d 7 30 ism ism NOUN 6w924b31b1d 7 31 , , PUNCT 6w924b31b1d 7 32 with with ADP 6w924b31b1d 7 33 the the DET 6w924b31b1d 7 34 physical physical ADJ 6w924b31b1d 7 35 condition condition NOUN 6w924b31b1d 7 36 necessary necessary ADJ 6w924b31b1d 7 37 for for ADP 6w924b31b1d 7 38 star star NOUN 6w924b31b1d 7 39 formation formation NOUN 6w924b31b1d 7 40 . . PUNCT