About: http://webisa.webdatacommons.org/153953731

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	From this viewpoint, it is more preferable that the distance should be 20 m or less and it is particularly preferable that the distance should be 15 m or less.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com