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<http://webisa.webdatacommons.org/392516517>	<http://www.w3.org/ns/prov#value>	"Generally speaking, a system is a collection of ..." .
<http://webisa.webdatacommons.org/prov/19356024>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/392516517> .