About: http://webisa.webdatacommons.org/259910711

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	A windmill is a machine which converts the energy of wind into rotational energy by means of vanes called sails or blades.
http://www.w3.org/ns/prov#wasQuotedFrom	all-silhouettes.com