Sentence 1: And doctors are still ethically obliged to offer appropriate care to uninsured patients in need.

Sentence 2: Doctors do not care about treating patients.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: It is the easiest of the big peaks to climb, but the effort will still take up an entire day.

Sentence 2: Nobody has ever managed to climb the peak in under 20 hours.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Next we tried those Better Sex instructional videos advertised in the New York Times Book Review.

Sentence 2: We would never try a video about Sex.
Is this second sentence entailed by the first?

Answer:
no