Sentence 1: Farther west there are some less populous stretches where you can swim in relative seclusion or eat at a simple beach restaurant.

Sentence 2: There are no places to swim in seclusion.
Is this second sentence entailed by the first?

Answer: no


Sentence 1: is it cayenne pepper you mean

Sentence 2: Do you mean cayenne pepper for that recipe?
Is this second sentence entailed by the first?

Answer: it is not possible to tell


Sentence 1: Shortly afterwards a nurse arrived to take charge, and the other left the ill-omened building.

Sentence 2: The building is ill-omened because it is filled with vampires.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell