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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	can be hydrogen, an alkyl group, an aryl group, or a combination thereof; and n is a positive integer greater than or equal to one.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com