Sentence 1: A few weeks ago, she informed the New York Times that she decided to tell the Salinger story now because her daughter recently turned 18.

Sentence 2: Her daughter turned eighteen so she decided that it was time to tell the Salinger story.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Recommended Hotels

Sentence 2: Disapproved hotels
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Means the Sather Karf must believe we killed you--he must have the report by now.

Sentence 2: He must have the report by now--means Sather Karf must believe we killed you
Is this second sentence entailed by the first?

Answer:
yes