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

Example Input: Faith then has _ elements - knowledge, belief, and trust.
Example Output: three

Example Input: Urushiol oil can be active on any surface for _ years and possibly longer.
Example Output: five

Example Input: Malaria is the leading killer, responsible for one in _ child deaths.
Example Output:
five