Vocabulary

• spatial:nearby(lat lon [limit])
• spatial:withinCircle(lat lon [limit])
• spatial:withinBox(lat1 lon1 lat2 lon2 [limit])
• spatial:intersectBox(lat1 lon1 lat2 lon2 [limit])
• spatial:north(lat lon [limit])
• spatial:south(lat lon [limit])
• spatial:west(lat lon [limit])
• spatial:east(lat lon [limit])
• gn:population
• gn:alternateName
• gn:inCountry
• gn:featureCode (just cities or airports)

Examples

• airports near London
• Bounding box query around NYC
• Cities in Mexico
• Cities near a particular latitude/longitude
• smaller cities near Bristol (population < 50k)
• All data for a particular object (a hotel in Berlin)

recent queries

• PREFIX co: <http://www.geonames.org/countries/#>
  
  PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> 
  PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
  PREFIX spatial: <http://jena.apache.org/spatial#>
  PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
  PREFIX gn: <http://www.geonames.org/ontology#>
  PREFIX foaf:<http://xmlns.com/foaf/0.1/>
  PREFIX loticoowl:<http://www.lotico.com/ontology/>
  
  
  SELECT ?object
  WHERE  {
     ?object spatial:nearby(40.74 -73.989 1 'mi').
     ?object rdfs:label ?label
  } LIMIT 10

• PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>  
  
  PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> 
  PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
  PREFIX spatial: <http://jena.apache.org/spatial#>
  PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
  
  SELECT ?object
  WHERE  {
  ?object geo:lat ?lat.
  ?object geo:long ?long.
  FILTER((xsd:double(?lat)>=40.73) && (xsd:double(?long)>=-74) && (xsd:double(?lat)<=41) && (xsd:double(?long)<=-73.98))
  } LIMIT 20