<http://webisa.webdatacommons.org/426852863>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.fr> .
<http://webisa.webdatacommons.org/prov/510008841>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/426852863> .
<http://webisa.webdatacommons.org/426852863>	<http://www.w3.org/ns/prov#value>	"Optically opaque materials can be any known in the art or later developed, such as dyes, pigments or carbon black." .
<http://webisa.webdatacommons.org/426852863>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/404716894>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/426852863> .