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: Tessa sprained Mary 's ankle.

Output: 0


Input: Consider Input: Paula swatted Deirdre's back.

Output: 1


Input: Consider Input: I demand that John pays more, the more he eat.


Output: 0