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: With the defeat of Singapore's moderate Progressive party by left-wing radicals, Tunku Abdul Rahman feared the creation of an independent communist state on his doorstep. Sentence 2: Left-wing radicals defeated the Progressive party and opened the doors, according to Rahman, to the foundation of a communist state.
Output:
yes