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<http://webisa.webdatacommons.org/344166178>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wordpress.com> .
<http://webisa.webdatacommons.org/344166178>	<http://www.w3.org/ns/prov#value>	"Metrics have always been challenging for advertisers, especially in the broadcast world." .
<http://webisa.webdatacommons.org/prov/42560865>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344166178> .