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<http://webisa.webdatacommons.org/446208973>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .
<http://webisa.webdatacommons.org/446208973>	<http://www.w3.org/ns/prov#value>	"Martin Luther King was a great man." .
<http://webisa.webdatacommons.org/prov/126848408>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/446208973> .