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

Input: Consider Input: Weasels reaching _ to six years are regarded as fully mature.

Output: five


Input: Consider Input: Lightning can travel _ miles or more horizontally from the storm, then strike the ground.

Output: six


Input: Consider Input: Roots are ready for harvest when they are about _ years old.


Output: three