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

Ex Input:
Dingoes live to _ or six years of age in the wild and fifteen years in captivity.

Ex Output:
five


Ex Input:
Some school boards have _ teacher-librarians at all.

Ex Output:
no


Ex Input:
People marry young in Yemen, females as teenagers, and have an average of _ children.

Ex Output:

seven