Sentence 1: hm hm so how about what do you think who do you think's gonna win the final

Sentence 2: I know who's gonna win.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: I can do nothing without Mr. Brown.

Sentence 2: I don't need Mr. Brown at all.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: no

Sentence 1: oh i have to

Sentence 2: I dont have to.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
no