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: The hiker will reach the top of the mountain for an hour.
Example Output: 0

Example Input: A striped fish swam in the aquarium.
Example Output: 1

Example Input: What do you believe that iron is to be a fact well known to virtually everybody?
Example Output:
0