Sentence 1: APHIS rejected the second alternative because it believed that less stringent mitigating measures than the ones proposed would increase the risk of the introduction of hog cholera into the United States and that more stringent mitigating conditions would be unnecessarily restrictive.

Sentence 2: There is no risk of hog cholera in the United States.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: A Newsweek story distinguishes between buzz and hype: buzz is genuine, street-level excitement, while hype is propaganda created by PR firms and the media.

Sentence 2: According to Newsweek, buzz is PR propaganda, while hype is actual, genuine excitement.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Mr. Wells told me as we were going upstairs.

Sentence 2: Mr Wells went downstairs.
Is this second sentence entailed by the first?

Answer:
no