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.

Input: Consider Input: Ospreys mature after ____ years of age.

Output: two


Input: Consider Input: Clovers occasionally have leaves with ____ leaves, instead of the usual three.

Output: four


Input: Consider Input: Divine births take place immediately without the ____ months weary course of mortal gestation.


Output: nine