#!

# looks somewhat like a typical query from Software Mind's garlik frontend

$TESTPATH/frontend/4s-query $1 '
PREFIX vocab: <http://www.census.gov/tiger/2002/vocab#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?label ?startlong ?startlat ?endlong ?endlat ?next
WHERE {
  _:place vocab:path <http://www.census.gov/tiger/2002/tlid/125011954> .
  _:place rdfs:label ?label .
  <http://www.census.gov/tiger/2002/tlid/125011954> vocab:start _:start .
  _:start vocab:long ?startlong .
  _:start vocab:lat ?startlat .
  <http://www.census.gov/tiger/2002/tlid/125011954> vocab:end _:end .
  _:end vocab:long ?endlong .
  _:end vocab:lat ?endlat .
  OPTIONAL {
    _:join vocab:long ?endlong .
    _:join vocab:lat ?endlat .
    ?next vocab:start _:join .
  }
} LIMIT 50'
