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 politician denied how the opponent was poisoned.
[EX A]: 0

[EX Q]: Paula hit at the fence.
[EX A]: 1

[EX Q]: Accountant was sitting at her desk.
[EX A]:
0