<http://webisa.webdatacommons.org/prov/81243284>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/385525814> .
<http://webisa.webdatacommons.org/385525814>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/385525814>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<computerweekly.com> .
<http://webisa.webdatacommons.org/385525814>	<http://www.w3.org/ns/prov#value>	"The second highest cost (21.2%) is for mechanical systems such as air conditioning." .