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: Climbers are the most frequent cause of injury for children ____ and older.
Example Output: six

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

Example Input: Most people have twenty nails, ten on the fingers and thumbs, and ____ on the toes.
Example Output:
ten