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: Who is Ann going to send a picture to her teacher of, as soon as she gets home?

Output: 0


Input: Consider Input: Who do you think that has given the tickets to Bill?

Output: 0


Input: Consider Input: Everyone rumored that he was on his way out.


Output: 0