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

Ex Input:
Binary distillation separates _ chemicals.

Ex Output:
two


Ex Input:
Violence has _ boundaries and effects every person no matter one's race or religion.

Ex Output:
no


Ex Input:
Children drown quickly and silently - even in as little as _ centimetres of water.

Ex Output:

five