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: Nests Have at least one nest for every three to ____ hens.

Output: four


Input: Consider Input: Cleavage is perfect in ____ directions forming rhombs.

Output: three


Input: Consider Input: Lions hunt together, sometimes in packs of four or ____ to bring down a water buffalo.


Output: five