Definition: In this task, you're given a statement and three sentences as choices. Your job is to determine which sentence can be inferred from the statement. Incorrect choices change the meaning in important ways or have details that are not mentioned in the statement. Indicate your answer as 1,2, or 3 corresponding to the choice number of the selected sentence.
Input: Statement: Two months later they met again for a working session in the mountains of Clezmeron where they were supposed to develop the basis of grammar and word-formation. Choices:  1. Neither ever saw the other again. 2. Nearly 60 days afterward they had a meeting the aim of which was to establish language rules. 3. They later convened deep in the mountain halls of Clezmeron and exchanged ideas on grammar and etymology.

2