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.

Input: Consider Input: Sentence 1: Accuracy and usefulness of the breath alcohol analyzer. Sentence 2: The breath alcohol analyzer's accuracy needs to be improved in order for its usefulness to improve.

Output: no


Input: Consider Input: Sentence 1: on national TV Sentence 2: on foreign TV.

Output: yes


Input: Consider Input: Sentence 1: Parks and  there are nature trails in Phoenix Park and the Dublin Zoo has a pet corner and zoo train especially designed for younger children (see page 79). Sentence 2: There are nature trails in Phoenix Park.


Output: yes