About: http://webisa.webdatacommons.org/401148561

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	When we think about how material objects are in place in space and time, we think in terms of their quantity; for example, this much being in this place gives us concepts such as volume and density.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com