<http://webisa.webdatacommons.org/109361479>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/109361479>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/prov/165195708>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/109361479> .
<http://webisa.webdatacommons.org/109361479>	<http://www.w3.org/ns/prov#value>	"In the system of Wellner, marks are used on paper or other objects to control the selection of electronic services." .