Definition: In this task, you're given a statement and three sentences as choices. Your job is to determine the neutral choice based on your inference from the statement and your commonsense knowledge. The neutral choice is a sentence that neither agrees nor disagrees with the statement. Indicate your answer as '1', '2', or '3', corresponding to the choice number of the selected sentence. If sentence X agrees with sentence Y, one's correctness follows from the other one. If sentence X disagrees with sentence Y, they can not be correct at the same time.
Input: Statement: The gigantic castle he erected at Osaka was the biggest Japan had ever seen, requiring a work force of 30,000 men. Choices: 1. Japan does not have any notable castles of great size. 2. The biggest castle Japan had ever seen was erected in Osaka, requiring over 30,000 men to complete. 3. The largest castle in Japan is located in Osaka.

3