<http://webisa.webdatacommons.org/prov/82799330>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/320448067> .
<http://webisa.webdatacommons.org/320448067>	<http://www.w3.org/ns/prov#value>	"affected by increases of perimeter, area, and other measurements." .
<http://webisa.webdatacommons.org/320448067>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mathforum.org> .
<http://webisa.webdatacommons.org/prov/418142668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/320448067> .
<http://webisa.webdatacommons.org/320448067>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .