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: Beyond Limin, Thasos is mountainous and covered with pine forest. Sentence 2: Thasos is sparsely populated due to mountains and forests.
Example Output: no

Example Input: Sentence 1: The Los Angeles Times sees it as the latest sign that Republicans, having made sure that Democrats didn't oust Gingrich, may do so themselves. Sentence 2: The Republicans used to be interested in keeping Gingrich around.
Example Output: yes

Example Input: Sentence 1: Figure 20 shows congressional requests as a percentage of GAO's work from fiscal year 1992 through fiscal year 1999. Sentence 2: The graphic shows data from the Department of Defense in 1991.
Example Output:
yes