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: Echinoderms have radial symmetry , many having ____ or multiples of five arms.
Example Output: five

Example Input: Endospores exhibit ____ signs of life, being described as cryptobiotic.
Example Output: no

Example Input: Many lambs are brought to slaughter earlier, however, and often between ____ and eight months of age.
Example Output:
six