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

Ex Input:
Osteoporosis is _ to four times more common in woman than men.

Ex Output:
three


Ex Input:
Some dads can handle two or _ children.

Ex Output:
three


Ex Input:
Fossil fuels come in _ major forms coal, oil and natural gas.

Ex Output:

three