About: http://webisa.webdatacommons.org/426375715

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	When a large portion of power provided on the grid is from wind, there must be an almost equivalent capacity available as spinning reserve, because the grid is a demand driven system.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org