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: What exploded when and I warned you it would?
Example Output: 0

Example Input: They said that Tom would pay up, and pay up he did.
Example Output: 1

Example Input: The farmers raged a fire over the fields.
Example Output:
0