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: Fruit is a silique opening by ____ valves.

Output: two


Input: Consider Input: Sexual reproduction involves the union of cells from ____ parents.

Output: two


Input: Consider Input: Friendship is composed of a single soul inhabiting ____ bodies.


Output: two