<http://webisa.webdatacommons.org/423960852>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/423960852>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/114103541>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/423960852> .
<http://webisa.webdatacommons.org/prov/90979441>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/423960852> .
<http://webisa.webdatacommons.org/423960852>	<http://www.w3.org/ns/prov#value>	"Here, although the illustrated window cover system 223 includes a generally rectangular frame 100, it will be understood from the following discussion that a frame 100 is not required???the system 223 requires only that the track be mounted in place, over an opening such as a window or a door, or simply over an are to be covered, for example, for decorative purposes." .