About: http://webisa.webdatacommons.org/270050208

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In part, this involved using categories that are generally recognized, i.e. nouns, verbs, adjectives, prepositions, adverbs, and their corresponding phrasal expansions np, vp, adjp, pp, advp.
http://www.w3.org/ns/prov#wasQuotedFrom	aaai.org