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<http://webisa.webdatacommons.org/277730018>	<http://www.w3.org/ns/prov#value>	"Below 20 degrees, salt and other chemicals are less effective at melting snow and ice." .
<http://webisa.webdatacommons.org/277730018>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/277730018>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<virginiadot.org> .
<http://webisa.webdatacommons.org/prov/455484365>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277730018> .