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'.

Example Input: Who did he believe the claim that he had never met?
Example Output: 0

Example Input: The message was that you should come on time.
Example Output: 1

Example Input: I know the truth and that you are innocent.
Example Output:
0