<http://webisa.webdatacommons.org/144335691>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<w3.org> .
<http://webisa.webdatacommons.org/144335691>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/144335691>	<http://www.w3.org/ns/prov#value>	"&gt; &gt; definition here would be: S is a solution of OPT(A, B, C) if S is a" .
<http://webisa.webdatacommons.org/prov/516229471>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/144335691> .