About: http://webisa.webdatacommons.org/403377819

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	For certain implementations, the gap G can be in the range of about 10 ??m to about 110 ??m, such as from about 10 ??m to about 100 ??m, from about 20 ??m to about 80 ??m, or from about 30 ??m to about 70 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com