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]: Tony broke the crystal vase.
[EX A]: 1

[EX Q]: John is eager to examine.
[EX A]: 0

[EX Q]: The contestant, who is the judge's brother-in-law, who won the first prize sang dreadfully.
[EX A]:
0