<http://webisa.webdatacommons.org/137868590>	<http://www.w3.org/ns/prov#value>	"The rate used to discount pension benefits and other benefits was based on a yield curve developed from market data of approximately 648 Aa-grade non-callable bonds at December 31, 2012." .
<http://webisa.webdatacommons.org/prov/437268955>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/137868590> .
<http://webisa.webdatacommons.org/137868590>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pgecorp.com> .
<http://webisa.webdatacommons.org/137868590>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .