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: Most spiders have eight eyes and ____ legs.
Example Output: eight

Example Input: Animals exhibit ____ patterns for bringing sperm and eggs together.
Example Output: two

Example Input: Most orangutans are four to five feet long, some can reach a length of ____ feet.
Example Output:
six