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: Llamas stand about ____ feet high at the shoulders.
Example Output: four

Example Input: Irrigation can increase land productivity by three to ____ times, especially in the north.
Example Output: seven

Example Input: Some fractures can take six to ____ months to heal.
Example Output:
nine