Definition: In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.
Input: Sentence 1: Its purpose is to identify recurring problems that result in change orders, claims, and delays and then to take positive steps to avoid such problems in the future. Sentence 2: Such problems in the future can never be avoided.
Output:
yes