About: http://webisa.webdatacommons.org/21383682

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	This requirement constrains its mobility and ease of handling. [0006] Therefore, there is a need for a simple method to cost-effectively enable a touch panel to perform erase functions without the need for any electronics in the pen.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au