<http://webisa.webdatacommons.org/356894900>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/204102014>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/356894900> .
<http://webisa.webdatacommons.org/356894900>	<http://www.w3.org/ns/prov#value>	"Representatives Ed Markey, a Massachusetts Democrat, and Joe Barton, a Texas Republican, sent a letter Thursday to 15 sites, including ones operated by Microsoft, Yahoo and Comcast." .
<http://webisa.webdatacommons.org/356894900>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<macworld.com> .
<http://webisa.webdatacommons.org/prov/77654996>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/356894900> .