<http://webisa.webdatacommons.org/121977054>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/121977054>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/424241743>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/121977054> .
<http://webisa.webdatacommons.org/prov/396501558>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/121977054> .
<http://webisa.webdatacommons.org/121977054>	<http://www.w3.org/ns/prov#value>	"Another aspect is a method and apparatus that stores, in a persistent manner, state information indicating a portion of the first volume successfully copied to the second volume." .