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: Perjury is punishable by imprisonment in state prison for two, three, or ____ years.
Example Output: four

Example Input: Some tropical species have ____ or three generations per year.
Example Output: two

Example Input: Utilitarianism has ____ moral concepts, equality and utility.
Example Output:
two