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: Corporate mergers occur when ____ companies combine.
Example Output: two

Example Input: Asbestos is a generic term used to describe the fibrous form of ____ different minerals.
Example Output: six

Example Input: Winter buds are small and imbricate with ____ outer scales.
Example Output:
three