In this task, you're given a statement, and three sentences as choices. Your job is to determine which sentence clearly disagrees with the statement. Indicate your answer as '1', '2', or '3' corresponding to the choice number of the selected sentence.

Ex Input:
Statement: The only piece of equipment of any consequence in terms of size is the storage silo, and this piece of equipment is not so large as to pose a problem with regard to location for most facilities. Choices: 1. The storage silo is one of ten large pieces of equipment. 2. The storage silo is the only large piece of equipment in the research facility. 3. The storage silo is the only large piece of equipment.

Ex Output:
1

Ex Input:
Statement: She became an assistant professor in 1983. Choices: 1. She was an assistant professor. 2. She has been in the field for long. 3. She was an assistant professor in 1980.

Ex Output:
3

Ex Input:
Statement: The Water Quality Initiative Choices: 1. No one is focused on water quality. 2. They are working on lowering water pollution levels to 0.004. 3. They are working on improving water quality.

Ex Output:
1