Detailed Instructions: 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: Then, in 1966, Crawdaddy magazine came out of Boston and in 1967 Rolling Stone got its start in San Francisco. Sentence 2: Then in 1966 and 67, Crawdaddy and Rolling Stone emerged.
A:
yes