4. The computer program product of claim 1 , wherein said lexical answer type is a word concept, said ontology providing one or more senses associated with a word concept.
4. The computer program product of claim 1 , wherein said lexical answer type is a word concept, said ontology providing one or more senses associated with a word concept. 5. The computer program product of claim 4 , wherein said matching the lexical answer type to the second instance type in the ontology comprises: accessing a resource having ontological content; obtaining, from said resource, a ranking of senses of the obtained type or concept instance.