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:
Most species have four toes, ____ of which are forward-pointing.

Ex Output:
three


Ex Input:
Orangutans spend up to ____ hours a day eating or foraging for food.

Ex Output:
six


Ex Input:
Ants have ____ stomachs.

Ex Output:

two