human
Find roads that are not typed as constructions (if data is inconsistent).
gpt
```sparql
PREFIX :      <http://example.org/ontology#>
PREFIX rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT ?r
WHERE {
  ?r rdf:type :Road .
  FILTER NOT EXISTS {
    ?r rdf:type :Construction .
  }
}
```