About: http://webisa.webdatacommons.org/209049434

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	That gravity is the same everywhere is a working assumption which seems to give consistent results.
http://www.w3.org/ns/prov#wasQuotedFrom	strangenotions.com