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: Parallel coordinates use ____ or more parallel axes.

Output: two


Input: Consider Input: Smoking causes lung cancer in ____ ways.

Output: two


Input: Consider Input: Warfare exists where ____ kingdoms are in mortal conflict.


Output: two