Sentence 1: What he wouldn't give for a bath!

Sentence 2: He would love a bath.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: 'I've spent my whole life inventing things for other people's reasons.

Sentence 2: I feel like my life was wasted inventing things for other people.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: oh yeah that's something

Sentence 2: That sure is something.
Is this second sentence entailed by the first?

Answer:
yes