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]: Crystal vases break easily.
[EX A]: 1

[EX Q]: The drunk hugged the lamppost.
[EX A]: 1

[EX Q]: The knowledge of the problem is quite thorough.
[EX A]:
1