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: Green energy comes in ____ basic forms.
Example Output: two

Example Input: Industrial halocarbons are effective ozone-depleters for ____ reasons.
Example Output: two

Example Input: Violence has ____ boundaries and effects every person no matter one's race or religion.
Example Output:
no