<http://webisa.webdatacommons.org/prov/239408633>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/192283753> .
<http://webisa.webdatacommons.org/192283753>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.fr> .
<http://webisa.webdatacommons.org/192283753>	<http://www.w3.org/ns/prov#value>	"Point A is an intersection of the optical axis Ax and the diffraction face 2a." .
<http://webisa.webdatacommons.org/192283753>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .