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: additional information about market risk sensitive instruments, which investors can use to better understand and evaluate the market risk exposures of a registrant. Choices: 1. additional information about market risk sensitive instruments is not provided and investors are not able to evaluate market risk.. 2. Investors can use additional information about market risk sensitive instruments to better understand and evaluate the market risk exposures of a registrant. 3. Using additional information about market risk sensitive instruments investors have a much higher percentage of evaluating the market risk exposed. 

Ex Output:
3


Ex Input:
Statement: yeah course the ozone is up there so Choices: 1. The ozone is down there.  2. The ozone is up there and is disappearing.  3. The ozone is up there. 

Ex Output:
2


Ex Input:
Statement: However, for one facility, seven SCR retrofits are projected to be installed by 2020. Choices: 1. SCR retrofits are a revolutionary piece of technology. 2. Predictions say that by 2020, no SCR retrofits will be installed. 3. Seven SCR retrofits for one facility are projected to be installed by 2020.

Ex Output:

1