Question: Sentence A: really i don't know that

Sentence B: Yes, I know that.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: i think it would upset more people if they tried to change it

Sentence B: I think they want to change it no matter what people thing.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: Fish are not working up to their full potential.

Sentence B: Fish don't work very hard to be the best of the sea creatures.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: Anse had subsided, though he was still watching the sergeant with an unrelenting gaze.

Sentence B: Anse was still watching the stars.

If sentence A is true, how about sentence B?

Answer:
no