About: http://webisa.webdatacommons.org/221901785

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	By selecting the smallest shadow to forward to the host computer, the shadow detection processing 1000 is able to filter out situations in which two objects simultaneously touch the screen, such as a stylus and a hand.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com