human
Find all constructions that are also buildings or roads.
gpt
```sparql
PREFIX :    <http://example.org/ontology#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT ?c
WHERE {
  ?c rdf:type :Construction .
  FILTER EXISTS { ?c rdf:type :Building }
  UNION
  FILTER EXISTS { ?c rdf:type :Road }
}
```