About: http://webisa.webdatacommons.org/451288402

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	And the coal plants are almost always on because they are cheaper then the other sources except for hydro.
http://www.w3.org/ns/prov#wasQuotedFrom	thinkprogress.org