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

Example Input: Pelagic division is divided into neritic and _ levels of pelagic provinces.
Example Output: three

Example Input: Climatic regions Contrasts between the interior and the coasts produce _ main climatic regions.
Example Output: six

Example Input: Land owners can destroy wolves on or within _ miles of their land.
Example Output:
five