<http://webisa.webdatacommons.org/441940160>	<http://www.w3.org/ns/prov#value>	"if is a formula, then is a formula;" .
<http://webisa.webdatacommons.org/441940160>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/441940160>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wikipedia.org> .
<http://webisa.webdatacommons.org/prov/56959321>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441940160> .