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.

Ex Input:
Statement: Special nozzles or other hardware are generally not required. Choices: 1. Special nozzles aren't usually required. 2. Special nozzles are typically needed more than other hardware is. 3. Special nozzles and other hardware are almost always required.

Ex Output:
2


Ex Input:
Statement: This festival features giant carp streamers flying from poles throughout Japan. Choices: 1. Carp streamers are not allowed during this festival in Japan.   2. There are giant carp streamers throughout Japan during the festival.   3. The festival is the largest one held in Japan.  

Ex Output:
3


Ex Input:
Statement: In fact, some impotence researchers assert that the success rates of prostaglandin may not be much better than the success rates of placebos. Choices: 1. Placebos have a much lower success rate than does prostaglandin. 2. Placebos may be working just as well as prostaglandin.  3. Prostaglandin has quite a low success rate, according to researchers.

Ex Output:

3