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'.

Input: Consider Input: The politician denied how the opponent was poisoned.

Output: 0


Input: Consider Input: I deny that that Bob has any money is certain.

Output: 0


Input: Consider Input: On the horizon appeared a large ship.


Output: 1