Sentence 1: It must be Alfred Inglethorp." Poirot shook his head gravely.

Sentence 2: Poirot ruminated solemnly that Alfred Inglethorp must have done it.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: We don't aim to argue the matter any.

Sentence 2: We don't want to argue about it.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: um-hum couldn't

Sentence 2: He couldn't do it.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
it is not possible to tell