Sentence 1: Over centuries of struggle, the defending Moorish army built a full-scale fort, or Alczar, on the heights of Madrid commanding the Manzanares valley.

Sentence 2: The Moorish army claimed a fort.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: These hand-carved statuettes of saints or religious scenes are eminently portable.

Sentence 2: The statues are all enormous and anchored directly into the building foundation.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: I never answered questions from the audience; too risky.

Sentence 2: I was too afraid to take questions from the crowd.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell