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: A book was sent Louis.

Output: 0


Input: Consider Input: John often kisses Mary.

Output: 1


Input: Consider Input: Although I don't know which book Sam did, I do know which book Sally read.


Output: 0