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: Tommy caught the word "Ireland" several times, also "propaganda," but of Jane Finn there was no mention. Sentence 2: Tommy never caught any words.
Example Output: yes

Example Input: Sentence 1: She's still working on it, a Pentagon source tells me. Sentence 2: She's working on it, but not very hard.
Example Output: no

Example Input: Sentence 1: You may find that you spend as much time talking to Amer?­i?­cans, Germans, Scan?­di?­navians, and Britons as to the natives. Sentence 2: There are as many foreign tourists as natives in France.
Example Output:
yes