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: Fats come in ____ different forms saturated and unsaturated.
Example Output: two

Example Input: Colostrum is bright yellowish thick milk secreted in the first ____ to six days after birth.
Example Output: three

Example Input: Japan is made up of ____ main islands in the Pacific Ocean.
Example Output:
four