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.

Input: Consider Input: Sponges have ____ main tissue layers.

Output: three


Input: Consider Input: White chocolate is a confection of fat and sugar and contains ____ antioxidants at all.

Output: no


Input: Consider Input: Nymphs feed and mature through five instars in about ____ to eight weeks.


Output: six