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: R is an average of the color rendering ability of ____ or more specific colors.

Output: eight


Input: Consider Input: Cognitive changes are probably equivalent to about a three to ____ month delay in progression.

Output: six


Input: Consider Input: Infiltration requires immersing tissues in ____ changes of melted paraffin.


Output: two