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: Tuataras reproduce very slowly, sometimes taking ____ years to reach sexual maturity.
Example Output: ten

Example Input: Maps have ____ or more bar scales, each in a different unit of measure.
Example Output: three

Example Input: Microwave ovens are ____ times more energy efficient than electric ovens.
Example Output:
three