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: Like Jon, his head was bare. Sentence 2: His head had nothing on it.

Output: yes


Input: Consider Input: Sentence 1: Was Toobin's own judgment distorted by his presumably large Random House advance? Sentence 2: Toobin was preoccupied by other matters.

Output: no


Input: Consider Input: Sentence 1: They are obtained the following  The information system allows the description of each area with geographic characteristics (population, number of stops, number of delivery points, surface, length of streets or roads) and traffic. Sentence 2: The description of each area is not permitted in this system.


Output: yes