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: Blood Parrots are a hybrid of ____ Cichlids species.
Example Output: two

Example Input: Compound objects have ____ representations themselves.
Example Output: no

Example Input: Bridles are mandatory on ____ year olds and older.
Example Output:
two