About: http://webisa.webdatacommons.org/169231963

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	Y is a carbon chain (preferably C.sub.1 through C.sub.25) and may be linear, cyclic, or branched. Y may comprise heteroatoms such as S, O, N or Se and may comprise an aryl or heteroaryl moiety;
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com