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

Ex Input:
Polymer clay is formed to metal spring back barrettes, and are available in _ different styles.

Ex Output:
five

Ex Input:
Most insects have _ wings, but dipterans have only two.

Ex Output:
four

Ex Input:
Space has _ boundaries and extends endlessly in all directions.

Ex Output:
no