<http://webisa.webdatacommons.org/prov/472287010>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184086367> .
<http://webisa.webdatacommons.org/184086367>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<archive.org> .
<http://webisa.webdatacommons.org/184086367>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/472312950>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184086367> .
<http://webisa.webdatacommons.org/prov/516173429>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184086367> .
<http://webisa.webdatacommons.org/184086367>	<http://www.w3.org/ns/prov#value>	"If A, B, C is a triangle and A', B', C the absolute poles" .
<http://webisa.webdatacommons.org/prov/516168938>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184086367> .