About: http://webisa.webdatacommons.org/401805325

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 system further comprises a drawing device including an optical sensor for detecting a position in the position-coding pattern; and a transmitter for transmitting interaction data to a processor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca