About: http://webisa.webdatacommons.org/277620449

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	e usually 1-4 carbon atoms, for example 1-3 carbon atoms, e.g. 1, 2 or 3 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com