About: http://webisa.webdatacommons.org/110059531

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	The webcam or other input device then detects the presence and motion of the feature(s) and converts these motions into input signals to execute predetermined input instructions.2010-08-19
http://www.w3.org/ns/prov#wasQuotedFrom	faqs.org