Sentence 1: This inappropriate and un-level playing field was addressed in part of the Sarbanes-Oxley legislation.

Sentence 2: Everyone and everything is treated fairly.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Yes, I suppose so.

Sentence 2: I don't know.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Lipset, Seymour Martin, Martin A. Trow, and James S. Coleman.

Sentence 2: Lipset, Martin, Trow, and Coleman
Is this second sentence entailed by the first?

Answer:
yes