Sentence 1: In Skoptland I came in seventh, but ahead of even Peter King himself.

Sentence 2: Peter King finished in last place in Skoptland.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: is almost always wrong--but it's not far off.

Sentence 2: It's usually correct, but when it's wrong, it's way off.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: You defy me?

Sentence 2: You don't need to obey me.
Is this second sentence entailed by the first?

Answer:
no