Sentence 1: It is open from 8am to mid-afternoon.

Sentence 2: They are open from 8am to the afternoon, serving breakfast and lunch.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: i guess all the arteries are open and doesn't have any trouble pumping it all through but uh

Sentence 2: I think all the arteries are open and everything is flowing through.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: They had the crone naked and hanging from the beam of the shack by her feet.

Sentence 2: The hung her because they thought that she had placed a curse on them.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell