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: Snowmobiles can accommodate ____ riders per vehicle.
Example Output: two

Example Input: Some alternative antibiotics require ____ doses per day for ten days.
Example Output: three

Example Input: Individual trees bloom from ____ to five times a year.
Example Output:
two