You will be given a sentence. Check whether the sentence is grammatically correct and is meaningful. If the sentence is grammatically correct, then answer with '1', otherwise answer with '0'.

Q: The politician denied how the opponent was poisoned.

A: 0
****
Q: How do you wonder whether John said Mary solved the problem?

A: 0
****
Q: Sharon fainted at the sight of the accident.

A:
1
****