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: If they say so, said the Astronomer, "I'm sure it will. Sentence 2: That must be the case.

Output: yes


Input: Consider Input: Sentence 1: Tommy caught the word "Ireland" several times, also "propaganda," but of Jane Finn there was no mention. Sentence 2: Tommy never caught any words.

Output: yes


Input: Consider Input: Sentence 1: The prisoner had been arrested in consequence of the discovery, in his room, by Detective Inspector Japp ”a most brilliant officer ”of the identical phial of strychnine which had been sold at the village chemist's to the supposed Mr. Inglethorp on the day before the murder.  Sentence 2: The strychnine was used to assassinate the Duke.


Output: no