In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Input: Consider Input: Sin has _ effects on every person's life.

Output: two


Input: Consider Input: Liquid crystals lack the full _ dimensional position and orientation order of ordinary crystals.

Output: three


Input: Consider Input: Least squares means of boar taint compounds in _ breeds of entire male pigs.


Output: four