About: http://webisa.webdatacommons.org/308554451

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	An indication as to whether the implement is or is not pressed against the surface is derived in response to an output of the phase detector means.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au