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<http://webisa.webdatacommons.org/prov/30028837>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/77397387> .
<http://webisa.webdatacommons.org/77397387>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
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<http://webisa.webdatacommons.org/77397387>	<http://www.w3.org/ns/prov#value>	"FIGS. 2A and 2B is a flow diagram illustrating the operation of price verifier software; and" .