About: http://webisa.webdatacommons.org/9404075

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 ignition source could be many things, including an open flame, electrical switch, open resistance heating coils, or an electrical igniter unit.
http://www.w3.org/ns/prov#wasQuotedFrom	ahit.com