Sentence 1: You never know.

Sentence 2: One cannot be certain at any point.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Once he was sure of that, he used a scrap of the sky to insulate the second little sun that would control the first sympathetically from the track.

Sentence 2: He avoided getting the scrap of sky anywhere near the second little sun for fear of what would happen.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Guadeloupe's two component islands are notably dissimilar and confusingly named.

Sentence 2: The two component islands of Guadeloupe are very similar but have straightforward names.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
no