<http://webisa.webdatacommons.org/344700150>	<http://www.w3.org/ns/prov#value>	"Sewage is a problem when the ground is frozen." .
<http://webisa.webdatacommons.org/344700150>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<washingtonpost.com> .
<http://webisa.webdatacommons.org/prov/447499858>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344700150> .
<http://webisa.webdatacommons.org/344700150>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .