id author title date pages extension mime words sentence flesch summary cache txt pan-networking-2022 pan pan-networking-2022 2022 13 .pdf application/pdf 7225 309 41 In relational databases, edges usually only convey directions and at most labels (categories), but they can carry easily expandable and modifiable properties in graph databases. This means that for long term projects such as this one (which, because of the current incompleteness of the source data, calls for continuing addition of data), graph database allows for more possibilities in terms of efficient and versatile querying and expansion. cache/pan-networking-2022.pdf txt/pan-networking-2022.txt