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: Many churches have ____ windows on each side of the nave, numbers some consider holy.

Output: seven


Input: Consider Input: Some prisons house up to ____ times their capacity.

Output: seven


Input: Consider Input: Bone mass begins to decline at thirty ____ to forty years of age.


Output: five