About: http://webisa.webdatacommons.org/217627282

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	As an example of the diversity of limestone, both chalk and marble are forms of limestone, even though these two rock varieties look and feel very different.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com