instruction:
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.
question:
Background color can be a transition of ____ colors.
answer:
two


question:
Elephants have five toes on the fore feet and ____ on the hind feet.
answer:
four


question:
Cormorants are monogamous and breed in colonies of up to ____ thousand pairs.
answer:

three