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 the other hand, the Enron situation involved complex transactions with a number of parties and a now apparent weakness in current generally accepted accounting principles. Sentence 2: Enron involved just two parties.
Example Output: yes

Example Input: Sentence 1: for something like that because of the cultural differences Sentence 2: There's no cultural difference.
Example Output: yes

Example Input: Sentence 1: This practice may give the private sector, including government contractors, an advantage over the federal government in recruiting and retaining employees. Sentence 2: The federal government always has an advantage over the private sector.
Example Output:
yes