In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Input: Consider Input: Happiness is _ kinds of ice cream.

Output: two

Input: Consider Input: Muslim men can divorce by simply pronouncing triple talak and can have up to _ wives.

Output: four

Input: Consider Input: Wheat is roughly _ times as hard to put air through as corn or soybeans.
Output: three