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: Water is moved underneath the body by most or all of the ____ arms.
Example Output: eight

Example Input: Tin exists in ____ allotropic forms.
Example Output: three

Example Input: Milk is a good source of ____ essential nutrients.
Example Output:
nine