About: http://webisa.webdatacommons.org/31429243

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	wherein R4 to R25 may be the same or different and each represent a hydrogen atom, a halogen atom or an alkyl group which may have one or more substituents and n is an integer of 0 to 100.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com