<http://webisa.webdatacommons.org/prov/251048495>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/288070387> .
<http://webisa.webdatacommons.org/288070387>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/288070387>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/333960007>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/288070387> .
<http://webisa.webdatacommons.org/288070387>	<http://www.w3.org/ns/prov#value>	"The optical drives 2408 and 2410 include disk trays for receiving and expelling optical disks such as CDs or DVDs." .