human
Find addresses with no civic number.
gpt
```sparql
PREFIX :     <http://example.org/ontology#>
PREFIX rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT ?addr
WHERE {
  ?addr rdf:type :Address .
  FILTER NOT EXISTS {
    ?addr :hasCivicNumber ?num .
  }
}
```