Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

[Q]: troy smith (born july 20, 1984 in cleveland, ohio) is an american football quarterback that most recently played for the omaha nighthawks of the united football league.
[A]: troy smith


[Q]: the castle of almansa is a castle in almansa, spain.
[A]: castle of almansa


[Q]: siegbert tarrasch (breslau, now wrocław, 5 march 1862 – munich, 17 february 1934) was a german doctor, and one of the strongest chess grandmasters of the day.
[A]:
siegbert tarrasch