About: http://webisa.webdatacommons.org/451997180

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	(iii) alkenyl radicals containing from 2 to 4 carbon atoms, such as vinyl, allyl or 2-butenyl radicals;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com