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'.
--------
Question: Willy is taller than Bill by 7 millimeters.

Answer: 1


Question: The umpire fell off it.

Answer: 1


Question: I rolled up a newspaper, and Lynn did a magazine?

Answer:
1