About: http://webisa.webdatacommons.org/451267709

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 particular, X can be selected from moieties such as O, NR1, S, SO and SO2 where R1 is as defined above.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com