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

Example Input: All hairs have a life expectancy of _ to six years.
Example Output: three

Example Input: Goblins are a little larger, usually _ to three feet, but sometimes much larger or smaller.
Example Output: one

Example Input: Moths emerge as early as _ days out of cocoon cold-storage.
Example Output:
nine