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: I only know little old New York. Sentence 2: I've never heard of New York.
Example Output: yes

Example Input: Sentence 1: They saw Vrenna, her hood pulled low over her head, staring at the back of one of the huge trees. Sentence 2: Vrenna was staring back at one of the huge trees.
Example Output: yes

Example Input: Sentence 1: see if we get together again sometime Sentence 2: Let's never see each other again.
Example Output:
yes