human
330) Find roads typed also as vcard:Address but have no addresses themselves.
gpt
```sparql
PREFIX vcard:<http://www.w3.org/2006/vcard/ns#>
PREFIX :    <http://example.org/ontology#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT ?r
WHERE {
  ?r rdf:type :Road , vcard:Address .
  FILTER NOT EXISTS { ?r :hasAddress ?addr }
}
```