About: http://webisa.webdatacommons.org/61467309

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 operator may alter the timing points and intervals manually using an input device such as a mouse, trackball, touch-screen pen, or other such input devices that are well known in the art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com