Sentence 1: Many of the exhibits are of international standing and all are beautifully displayed and well-captioned.

Sentence 2: Very few of the exhibits are of international standing.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: uh-huh yes um it's it's funny because um i know people at that are in all three and people that work you know i know someone that works works in all three different stages like you said

Sentence 2: I know three people who work in different stages.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: She pointed up a rickety ladder that apparently led to some attics.

Sentence 2: She wanted us to go explore the attics.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell