Sentence 1: West of Piazza Br?, the massive brick 14th-century Cetel?vecchio fortress on the Adige river now houses an art museum.

Sentence 2: The Adige river is very far away from the brick fortress.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Tuppence mapped out her plan of campaign.

Sentence 2: Tuppence helped her find the best way to win.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Why should there be a sky shell around the planet?

Sentence 2: Why would there be a shell around the planet?
Is this second sentence entailed by the first?

Answer:
yes