<http://webisa.webdatacommons.org/prov/15779061>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/257628311> .
<http://webisa.webdatacommons.org/257628311>	<http://www.w3.org/ns/prov#value>	"entical or different, are a hydrogen atom or an alkyl group having 1 to 3 carbon atoms, and X is" .
<http://webisa.webdatacommons.org/257628311>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/148192995>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/257628311> .
<http://webisa.webdatacommons.org/257628311>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .