Sentence 1: We were detained under suspicion by the hospital porter, until Cynthia appeared to vouch for us, looking very cool and sweet in her long white overall.

Sentence 2: Cynthia vouched against us but we were set free.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: A Post source indicated that Kennedy had deceived colleagues at his magazine, George, about his travel plans.

Sentence 2: The man boarded the plane to Hawaii.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: In my view, the most critical element that needs to be addressed to help ensure that these failures do not proliferate in the future is the overall governance model for public companies in the United States.

Sentence 2: The most critical element that needs to be addressed is the EPA.
Is this second sentence entailed by the first?

Answer:
no