About: http://webisa.webdatacommons.org/170697175

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	Shown in FIG. 29 is a case where a timer 400 is turned on and off by the rising and falling edges of the spark event as seen through an ionization circuit.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com