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: Every man who said he would buy some salmon did buy some salmon.
Example Output: 1

Example Input: Reports the lettering on the covers of which the government prescribes the height of are a shocking waste of public funds.
Example Output: 1

Example Input: Audrey tiptoed to the door.
Example Output:
1