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: Gorillas are sexually mature at ____ to nine years of age.

Output: six


Input: Consider Input: Women are ____ times more likely to experience SAD than men.

Output: three


Input: Consider Input: Filarial parasites have an intriguing life cycle with ____ clear developmental stages.


Output: five