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: Should not Mary taste the soup?
Example Output: 0

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

Example Input: Bill told me something awful: that ice won't sink.
Example Output:
1