Sentence 1: Travel agencies happily provide a range of camping and cooking equipment, as well as the guides, cooks, and porters you need, and a jeep for travelling to more remote and inaccessible areas.

Sentence 2: The travel agencies are very helpful to you.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Two trains, passing in the night.

Sentence 2: Only one train passes at night.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: You will use force to defend some policy or principle.

Sentence 2: The policy is strong enough that it doesn't necessarily need any defense.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell