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

Input: Consider Input: Dairy cows live for _ generations, calve and produce normal milk on a protein-free diet.

Output: six


Input: Consider Input: Dingoes live to _ or six years of age in the wild and fifteen years in captivity.

Output: five


Input: Consider Input: Eastern cottontails are ready to mate when they are _ months old.


Output: three