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

Input: Consider Input: Most biologists divide the living world into _ Kingdoms.

Output: five


Input: Consider Input: Cockroaches require food every _ to ten days but mut take in water every ten days.

Output: seven


Input: Consider Input: Wolves can hear as far as six miles away in the forest and _ miles in the open.


Output: ten