Sentence 1: his life just went down the drain so

Sentence 2: His life is crumbling.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: 'There's been no sign of error?'

Sentence 2: The computer didn't tell me there was a problem?
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: , no increase in personal saving), national saving would fall by the amount of the government's tax loss.

Sentence 2: National saving would fall by tax loss amount
Is this second sentence entailed by the first?

Answer:
yes