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<http://webisa.webdatacommons.org/prov/236010606>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/28751447> .
<http://webisa.webdatacommons.org/28751447>	<http://www.w3.org/ns/prov#value>	"UPS, FedEx and other services can compete on delivering packages, but not on first-class mail." .
<http://webisa.webdatacommons.org/28751447>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<qcsunonline.com> .