Sentence 1: going back full-time i think is is the way to go

Sentence 2: Full-time is literally the only way to go about it.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Surprisingly, the $10 million spectacular isn't Broadway's all-time biggest flop.

Sentence 2: The color purple was expected to flop at it's first premiere.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: And that is all?

Sentence 2: Is that everything?
Is this second sentence entailed by the first?

Answer:
it is not possible to tell