About: http://webisa.webdatacommons.org/52975521

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 second monohydrocarbon group may contain a hetero atom such as oxygen atom, nitrogen atom or sulfur atom in addition to carbon atom and hydrogen atom.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com