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: Autism affects ____ times as many males as it does females.
Example Output: three

Example Input: Inversions have the classic double loop at meiosis, and have ____ crossovers when heterozygotes.
Example Output: no

Example Input: Female orangutans give birth, on average, only once every ____ years.
Example Output:
eight