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.

Example Input: Sentence 1: on national TV Sentence 2: on foreign TV.
Example Output: yes

Example Input: Sentence 1: These have a public purpose, captured in the Irish poet William Butler Yeats' lines about the best-known Sistine That girls at puberty may find/ The first Adam in their thought. Sentence 2: Yeats was an Irish poet.
Example Output: yes

Example Input: Sentence 1: yeah well i think that would be real interesting for people to do but i guess my concern about that would be the cost involved trying to train people in a new language and ship them you know to other countries and Sentence 2: We need to do this for an aid and development program
Example Output:
no