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

Ex Input:
Gestation is _ to nine months long, after which a single calf is born.

Ex Output:
eight

Ex Input:
Dialogue is _ sides working together toward a common understanding.

Ex Output:
two

Ex Input:
Diabetes has _ forms, insulin dependent and non insulin dependent.

Ex Output:
two