<http://webisa.webdatacommons.org/258618180> <http://www.w3.org/ns/prov#value> " changes in environmental and other laws and regulations to which Duke Energy" . <http://webisa.webdatacommons.org/prov/17948969> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/258618180> . <http://webisa.webdatacommons.org/prov/404678300> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/258618180> . <http://webisa.webdatacommons.org/258618180> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/258618180> <http://www.w3.org/ns/prov#wasQuotedFrom> <prnewswire.com> .