Sentence 1: It rains regularly, whatever the season, so be prepared to experience some inclement weather during your visit.

Sentence 2: This area has year-long droughts and fairly uneventful weather.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: As I was saying to Miss Tuppence, resumed the lawyer, "I set to work to prove the impossible possible.

Sentence 2: Miss Tuppence asked the lawyer the same question before.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: This includes numerous classical performances.

Sentence 2: The classical performances will last for many hours.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell