About: http://webisa.webdatacommons.org/280680387

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 names vitamin B12, vitamin B12, or vitamin B-12, and the alternative name cobalamin, generally refer to all forms of the vitamin.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org