Sentence 1: Completed in 1436, it measures 45.5 m (149 ft) in diameter.

Sentence 2: It was never completed.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: no

Sentence 1: denunciations of American imperialism.

Sentence 2: American imperialists live in Hawaii.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Yes, Tommy chimed in.

Sentence 2: Tommy said yes, despite disagreeing.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
it is not possible to tell