Sentence 1: Isn't it a little self-pitying to ascribe misplaced guilty liberalism and soggy altruism to the same folks who bring us season after season of formulaic sitcoms, spandexed soap operas, and disease-of-the-week movies?

Sentence 2: It's silly to say the same people that bring us sitcoms also are soggy alturistics.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: The heart of Kashmir's capital is built along the banks of the serpentine Jhelum river on the southern shore of the lakes.

Sentence 2: The Jhelum river encircles Kashmir's capital, but does not go through the city.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: As I was about to proceed, Monsieur Poirot, that document is now null and void.

Sentence 2: I was about to tell you that the document is null and void now, Monsieur Poirot.
Is this second sentence entailed by the first?

Answer:
yes