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]: The little boy broke the window.
[EX A]: 1

[EX Q]: How hard to read the book it was!
[EX A]: 0

[EX Q]: John heard that they criticized each other.
[EX A]:
0