<http://webisa.webdatacommons.org/133360057>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/prov/388512200>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/133360057> .
<http://webisa.webdatacommons.org/133360057>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/133360057>	<http://www.w3.org/ns/prov#value>	"External references from an item, e.g., links to other external content (either the existence of links, or the domain or other aspects thereof) may be used to filter incoming items of a data feed." .