About: http://webisa.webdatacommons.org/72175232

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	The number of such speeds may be as few as two, one for heating and one for cooling, or as many as six, depending on the model of the HVAC system that is used.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com