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: He must parry opponents' attacks better. Sentence 2: He hadn't practiced parrying techniques recently.

Output: no


Input: Consider Input: Sentence 1: There are dozens of similar discoveries. Sentence 2: There are dozens of similar new species discovered.

Output: no


Input: Consider Input: Sentence 1: the Social Security Surpluses Simulation (1990-2075) 72 Figure 3.5:GDP Per Capita Under Alternative Gross National Sentence 2: The social security surpluses simulation is 3.5 GDP per capita.


Output: yes