Sentence 1: Pistols rang out and the two riders fell dead from their horses.

Sentence 2: The riders. held on to the horses tight.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Another vast, unforgettable Velazquez canvas here is Surrender of Breda, commemorating a Spanish victory over Dutch forces in 1625.

Sentence 2: The Dutch lost terribly to Spanish forces.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: To the south of the palace are the green landscapes of Holyrood Park, including the volcanic peak known as Arthur's Seat.

Sentence 2: To the south of the palace are the mountains of Cinderella Hills
Is this second sentence entailed by the first?

Answer:
no