<http://webisa.webdatacommons.org/prov/465356513>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/127503654> .
<http://webisa.webdatacommons.org/127503654>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/127503654>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/127503654>	<http://www.w3.org/ns/prov#value>	"and R4 is a group represented by the formula A or formula" .