Given Sentence 1 and Sentence 2, indicate your answer as yes when the two sentences clearly agree or clearly disagree with each other. If the relationship cannot be determined, answer with 'no'.

Input: Consider Input: group of people sweeping the floor and cleaning <sep> There are people working.

Output: yes


Input: Consider Input: The young man is trying to balance on the train tracks. <sep> A young man is trying to balance.

Output: yes


Input: Consider Input: Three girls jumping in front of a house's flower garden. <sep> Three girls are jumping


Output: yes