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: We would prefer John to be the candidate.

A: 1
****
Q: Tom picked these grapes, and I washed these grapes, and Suzie will prepare these grapes.

A: 1
****
Q: Who ate what?

A:
1
****