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.

Ex Input:
Acupuncture needles are about two to ____ inches long.

Ex Output:
three


Ex Input:
Nests Have at least one nest for every three to ____ hens.

Ex Output:
four


Ex Input:
Whitetail does give birth to anywhere from ____ to six fawns each spring.

Ex Output:

one