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.

Example Input: Plants generally live ____ years but sometimes longer.
Example Output: two

Example Input: Sponges have ____ main tissue layers.
Example Output: three

Example Input: Most cereals have only ____ to five grams, but the less-processed cereals and breads have much more.
Example Output:
one