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

Ex Input:
Most orangutans are four to _ feet long, some can reach a length of six feet.

Ex Output:
five


Ex Input:
Tarantulas have _ pairs of book lungs.

Ex Output:
two


Ex Input:
Adolescent males are _ times more likely than adolescent females to commit suicide.

Ex Output:

four