Sentence 1: America faces a demographic tidal wave that poses significant challenges for individuals' retirement security and our economy as a whole.

Sentence 2: American demographics have remained static for the last four decades.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: you didn't yeah

Sentence 2: You did not.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: At least, in a sense.

Sentence 2: Not even the slightest bit.
Is this second sentence entailed by the first?

Answer:
no