About: http://webisa.webdatacommons.org/270333382

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	where K is a constant, typically equivalent to 45 cm, and U are positive values.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au