Sentence 1: Maybe Los Angeles isn't the scariest place on earth after all.

Sentence 2: Los Angeles is definitely the most frightening place in the world.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Totalitarianism kept ethnic hatreds in check in many places, especially Eastern Europe and the former Soviet Union.

Sentence 2: Totalitarianism aided the suppression of ethnic hatreds in the former soviet union.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: outside of Boston

Sentence 2: Beyond Boston.
Is this second sentence entailed by the first?

Answer:
yes