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: Metamorphosis takes over ____ months and the froglets come out really small.
Example Output: five

Example Input: Dogs have to be ____ months old before they are spayed or neutered.
Example Output: six

Example Input: Massage raises skin temperature between four and ____ degrees, and even higher among women.
Example Output:
five