```bash
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX dbpedia-owl: <http://dbpedia.org/ontology/>

SELECT ?secretary ?college
WHERE {
  ?secretary a dbpedia-owl:SecretaryOfTheTreasury .
  ?secretary dbpedia-owl:almaMater ?college .
}
```

This query uses the `dbpedia-owl` namespace which provides the ontology for DBpedia. The query selects the `?secretary` and `?college` variables and returns all individuals (`?secretary`) who are of the type `dbpedia-owl:SecretaryOfTheTreasury`, and their `dbpedia-owl:almaMater` (college).
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