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:
Women are _ times as likely to develop osteoporosis but men can also develop it.

Ex Output:
four


Ex Input:
Most women have _ problems with fitting and use.

Ex Output:

no