<http://webisa.webdatacommons.org/394501231>	<http://www.w3.org/ns/prov#value>	"Pension and Other Post-Retirement Benefits The calculations of pension and other post-retirement expense and liabilities require the use of numerous assumptions." .
<http://webisa.webdatacommons.org/394501231>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sec.gov> .
<http://webisa.webdatacommons.org/prov/316065247>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/394501231> .
<http://webisa.webdatacommons.org/394501231>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .