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: John was unknown to be the murderer.
Example Output: 0

Example Input: Tonight, what Bob cooked yesterday still tastes good.
Example Output: 1

Example Input: Rub the cloth on the baby asleep.
Example Output:
0