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: Orchestra conductors live ____ to seven years longer than is usual in their societies.
Example Output: three

Example Input: Body language is used when ____ words can express what the person is trying to communicate.
Example Output: no

Example Input: Coral polyps get their food in ____ ways.
Example Output:
two