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

Input: Consider Input: House wrens are small birds, four and a half to _ and a four inches in length.

Output: five

Input: Consider Input: Essential oils have a non-toxic, residual effect of up to five months from just _ application.

Output: one

Input: Consider Input: Most doctors avoid prescribing sleeping pills for periods longer than _ weeks.
Output: three