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: Snowboard pants do have ____ times as many pockets as ski pants though.
Example Output: five

Example Input: Herbs require at least ____ hours of sunlight.
Example Output: six

Example Input: Perception has ____ levels of complexity.
Example Output:
three