<http://webisa.webdatacommons.org/prov/307274866>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/90950552> .
<http://webisa.webdatacommons.org/90950552>	<http://www.w3.org/ns/prov#value>	" Technically, optical technology refers to all processes that involve light, lenses and other devices" .
<http://webisa.webdatacommons.org/90950552>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/153153784>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/90950552> .
<http://webisa.webdatacommons.org/90950552>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .