<http://webisa.webdatacommons.org/prov/157009497>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/260594859> .
<http://webisa.webdatacommons.org/260594859>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<hcibib.org> .
<http://webisa.webdatacommons.org/260594859>	<http://www.w3.org/ns/prov#value>	"touch and other pointing devices remain to be verified." .
<http://webisa.webdatacommons.org/260594859>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .