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]: Did Merv show up and did you play chess?
[EX A]: 1

[EX Q]: Nora pushed through the crowd.
[EX A]: 1

[EX Q]: It is not true that that for Herschel to throw a fit would confuse the guards was obvious.
[EX A]:
1