<http://webisa.webdatacommons.org/prov/333745315>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/129718157> .
<http://webisa.webdatacommons.org/129718157>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/465350667>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/129718157> .
<http://webisa.webdatacommons.org/129718157>	<http://www.w3.org/ns/prov#value>	"R2 is a hydrogen atom, or an alkyl group of from 1 to 4 carbon atoms." .
<http://webisa.webdatacommons.org/129718157>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .