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: Distance Reports the distance between the last ____ picked atoms.
Example Output: two

Example Input: Mosquitoes live four to ____ weeks.
Example Output: eight

Example Input: Chronic insomnia lasts more than ____ weeks.
Example Output:
three