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 happy, happy, happy, happy, happy, happy man sang a song.
[A]: 1


[Q]: The person with who we were talking left.
[A]: 0


[Q]: No candidate can predict how many people will vote for him.
[A]:
1