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

Ex Input:
Titanium is found in column _ along with chemically similar zirconium, hafnium, and thorium.

Ex Output:
four


Ex Input:
College students are _ times more likely to become infected than healthy adults.

Ex Output:
five


Ex Input:
American women have _ times the rate of breast cancers.

Ex Output:

five