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.

Ex Input:
Sentence 1: Something is drawing them up from all over the planet."  Later, half a square mile of the shell cracked off. Sentence 2: Once the shell completely cracks, they will keep coming to end mankind.

Ex Output:
no


Ex Input:
Sentence 1: ANAO's site includes links to its various publications, including its audit reports and better practice guides. Sentence 2: The website for ANAO costs $5 a month to access the various publications.

Ex Output:
yes


Ex Input:
Sentence 1: Good morning, Mr. Whittington, she said politely. Sentence 2: Though he was upset, she managed to kindly greet Mr. Whittington and said "Good Morning".

Ex Output:

no