You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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.

Sentence 1: Next to the MGM Grand you will find M and M World. Sentence 2: The candy has many fans who love its attractions.
Solution: no
Why? It is not clear that M and M world is popular.

New input: Sentence 1: Today, a letter writer who once interviewed the spy claims that to the dead man's knowledge, U.S. authorities never approved Diem's assassination. Sentence 2: A man that interviewed a spy claimed that the US never approved of Diem's assassination.
Solution:
yes