Sentence 1: Siskel was the skinny one.

Sentence 2: Siskel was overweight.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: A tip for visiting the big muse?ums in peak go at dinnertime on a late-closing day.

Sentence 2: Museums stay open after dinnertime.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: If your children are tired of trudging city streets, take a ride to Portobello (on the Firth of Forth), where the long sandy beach offers a perfect environment for long walks, kite flying, or wading and swimming in the sea.

Sentence 2: The nearby beach is the perfect place to take kids once they get tired to walking around the city.
Is this second sentence entailed by the first?

Answer:
yes