About: http://webisa.webdatacommons.org/31678151

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	R??? can be any hydrocarbon moiety and nonlimiting examples include alkyl moieties such as methyl, ethyl, propyl, and butyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com