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]: Romeo conceded that he and Juliet were going steady.
[EX A]: 1

[EX Q]: Think about linguistics all night, she does think about linguistics all night.
[EX A]: 0

[EX Q]: The more John meets geniuses, the angrier he gets.
[EX A]:
0