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:
Biennials require portions of ____ growing seasons to reproduce.

Ex Output:
two


Ex Input:
Martial arts are multi-sensory, combining all ____ modalities in classes.

Ex Output:
three


Ex Input:
Agricultural land comprises ____ groupings pasture and cropland.

Ex Output:

two