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'.

[EX Q]: Mary thinks for Bill to come.
[EX A]: 0

[EX Q]: I'll work on it if no one else had.
[EX A]: 1

[EX Q]: Mike quipped that she never wore this hat.
[EX A]:
1