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: Beryllium has ____ protons and four electrons.
Example Output: four

Example Input: Women account for ____ in ten people diagnosed with the disease.
Example Output: eight

Example Input: Suicide ranks among the top ____ causes of death in adolescents and teens.
Example Output:
three