About: http://webisa.webdatacommons.org/175028576

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	air conditioning system, knowledge of air conditioning systems is a must.
http://www.w3.org/ns/prov#wasQuotedFrom	macjams.com