You will be given a definition of a task first, then some input of the task.
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.

Sentence 1: Good-bye, you've cheered me up very much." And, with a final uncontrollable burst of merriment, she vanished through the trees. Sentence 2: With great speed, her dog followed her into the trees.
Output:
no