Sentence 1: Despite these possibilities, scientific polling has a long, reliable history, whereas straw polling has a long history of total unreliability.

Sentence 2: Scientific polling is more reliable because they used better methods.
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: what'd she say

Sentence 2: She said what?
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: 'I...did he?'

Sentence 2: It was obvious that he had.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer:
no