<http://webisa.webdatacommons.org/prov/333862188>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/137996149> .
<http://webisa.webdatacommons.org/137996149>	<http://www.w3.org/ns/prov#value>	"This technique has beenused in games such as Wolfenstein 3D, and even more advanced in the Doom series." .
<http://webisa.webdatacommons.org/137996149>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<slideshare.net> .
<http://webisa.webdatacommons.org/137996149>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .