Sentence 1: yeah do you let your cats outside

Sentence 2: Do you cats go outside?
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Even that unpleasant task, however, has some precedent.

Sentence 2: Most people fail to see the precedent behind the unpleasant task.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The green fire grew closer.

Sentence 2: The flame was quickly put out with water.
Is this second sentence entailed by the first?

Answer:
no