<http://webisa.webdatacommons.org/443461003>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/443461003>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pling.org.uk> .
<http://webisa.webdatacommons.org/prov/131228721>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/443461003> .
<http://webisa.webdatacommons.org/443461003>	<http://www.w3.org/ns/prov#value>	"If s is a state then Successors is defined to be { x | x = op, for some operator op}" .