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

Input: Consider Input: Placental abruption is _ times more likely to occur in a multiples pregnancy.

Output: three


Input: Consider Input: Reds mature well for six to _ years.

Output: eight


Input: Consider Input: Fires are natural, but _ million acres is a lot of forest to burn in a single year.


Output: six