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

Ex Input:
Critters are our handmade teddy bears in _ sizes.

Ex Output:
three


Ex Input:
Birds begin dying of fowl cholera _ to nine days after exposed to the virus.

Ex Output:
four


Ex Input:
Malaria is the leading killer, responsible for one in _ child deaths.

Ex Output:

five