<http://webisa.webdatacommons.org/prov/19356024>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/134360468> .
<http://webisa.webdatacommons.org/134360468>	<http://www.w3.org/ns/prov#value>	"a starting point we can say that a \"system is a collection" .
<http://webisa.webdatacommons.org/134360468>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/134360468>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<economicsnetwork.ac.uk> .