Sentence 1: There's no question it's a marriage made in heaven, said Downey.

Sentence 2: It's not a marriage made in heaven.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Those same officials have repeatedly accused the Passaic County office of mismanagement.

Sentence 2: The election board officials have accused Passaic County of not being able to manage elections.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: But history was always a living presence.

Sentence 2: History always ends.
Is this second sentence entailed by the first?

Answer:
no