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:
Alcohol content is ____ to three times more than beer.

Ex Output:
two


Ex Input:
Insects are identified by having ____ sets of paired legs, while isopods have seven.

Ex Output:
three


Ex Input:
Rain is uncommon except during the rainy season which lasts about ____ weeks during the summer.

Ex Output:

six