About: http://webisa.webdatacommons.org/241848147

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	You can not just call the gas here a filament, because there are many types of filament.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org