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: Maxwell isn't half the doctor that feared Marge would realize Tom had confessed that he knew Bill expected him to be.

Output: 1


Input: Consider Input: The University's students are intelligent and faculty is committed to freedom.

Output: 0


Input: Consider Input: John heard Mary describe himself.


Output: 0