<http://webisa.webdatacommons.org/prov/482713344>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/158690745> .
<http://webisa.webdatacommons.org/158690745>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/158690745>	<http://www.w3.org/ns/prov#value>	"A variable is a symbol used to represent one or more numbers." .
<http://webisa.webdatacommons.org/158690745>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackexchange.com> .