Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Example Input: Wind is renewable, and produces ____ emissions or by-products.
Example Output: no

Example Input: China has about one in ____ of all smokers in the world.
Example Output: four

Example Input: Horses can only last for ____ days without water.
Example Output:
three