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: Fibber content increases ____ to four times that of whole wheat bread.
Example Output: three

Example Input: Cichlids are popular in the aquarium hobby for a ____ reason.
Example Output: four

Example Input: Earth is the third planet from the Sun in our solar system, which includes ____ other planets.
Example Output:
seven