<http://webisa.webdatacommons.org/220614012>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sttammanyrealestate.info> .
<http://webisa.webdatacommons.org/220614012>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/168726197>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/220614012> .
<http://webisa.webdatacommons.org/220614012>	<http://www.w3.org/ns/prov#value>	"???Cost effective??? means that the total cost of the improvements, including any maintenance costs, is less than the total present value of the energy saved over the useful life of the energy improvement." .