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.
Q: Sentence 1: Former heavyweight-boxing champ Riddick Bowe quit the Marines after a few days of basic training. Sentence 2: Former heavy-weight boxing champion Riddick Bowe did not last a month in the Marines.
A:
yes