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: Photons have ____ mass and no electrical charge.
Example Output: no

Example Input: Perennials are plants that live more than ____ growing seasons.
Example Output: two

Example Input: Risk is dose-related with individuals smoking ____ or more cigars at greatest risk.
Example Output:
four