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: Peter is owners.

Output: 0


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

Output: 0


Input: Consider Input: I finally worked up enough courage to ask which people up at corporate headquarters the sooner I solve this problem, the quicker I'll get free of.


Output: 0