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.

[Q]: Sentence 1: They saw Vrenna, her hood pulled low over her head, staring at the back of one of the huge trees. Sentence 2: Vrenna was staring back at one of the huge trees.
[A]: yes


[Q]: Sentence 1: On the other hand, the Enron situation involved complex transactions with a number of parties and a now apparent weakness in current generally accepted accounting principles. Sentence 2: Enron involved just two parties.
[A]: yes


[Q]: Sentence 1: Chickens run in and out of doorways and often may be seen peering out from roosts on the second floor of houses. Sentence 2: The chickens, not allowed in the houses, are kept in pens outside. 
[A]:
yes