Sentence 1: It's nature's sleeping pill.

Sentence 2: Relaxing in a calm atmosphere is more inducive to sleep than many medications.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: We brought it with us when we moved, since it would be needed to determine how the sky should be repaired and to bring the time and the positions into congruence.

Sentence 2: We don't really need it for anything.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Most certainly!

Sentence 2: Something will definitely happen.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell