About: http://webisa.webdatacommons.org/284053919

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	The alkenyl group is preferably one having 2 to 4 carbon atoms, such as vinyl, propenyl, allyl, or butenyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com