Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

The Bob Dylan songs 'Desolation Row', 'Tombstone Blues' and 'Like A Rolling Stone' featured on which album?
tombstone blues

Who directed the film `Back To The Future`?
back to the future

Burgenland, Tyrol and Vorarlberg are all states in which European country?

burgenland