some sample queries
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
PREFIX cyc: <http://www.cyc.com/2004/06/04/cyc#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX rss: <http://purl.org/rss/1.0/>
SELECT DISTINCT ?lat ?long ?item ?title ?sioc
WHERE {
?thing a cyc:SpatialThing-Localized .
?thing geo:lat ?lat .
?thing geo:long ?long .
?item dc:spatial ?thing .
?item rss:title ?title
}
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX sioc: <http://rdfs.org/sioc/ns#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
PREFIx foaf: <http://xmlns.com/foaf/0.1/>
SELECT DISTINCT ?name ?other_name ?group ?description ?sha1 ?lat ?long
WHERE {
?x a sioc:User .
?x sioc:name ?name .
?u sioc:has_member ?x .
OPTIONAL { ?u sioc:name ?group } .
OPTIONAL { ?u sioc:description ?description } .
?x sioc:email_sha1sum ?sha1 .
?person foaf:mbox_sha1sum ?sha1 .
?person foaf:name ?other_name .
?person foaf:based_near ?point .
?point geo:lat ?lat .
?point geo:long ?long .
}