<http://webisa.webdatacommons.org/337304863>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/131818160>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/337304863> .
<http://webisa.webdatacommons.org/337304863>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<surrey.ac.uk> .
<http://webisa.webdatacommons.org/337304863>	<http://www.w3.org/ns/prov#value>	"??m, is a constant whose value depends upon the unit" .