About: http://webisa.webdatacommons.org/308773962

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	In the preferred embodiment, the method will proceed to step 870 only when the status signal has changed state and the changed state has persisted or continued for a predetermined minimum period, such as one second or ten seconds.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca