Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Ex Input:
Wood consists of ____ distinct fuels.

Ex Output:
two


Ex Input:
Manatees swim ____ to six miles per hour.

Ex Output:
two


Ex Input:
Abortion takes more lives every ____ months than the Civil War claimed in four years.

Ex Output:

six