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

Ex Input:
Mountain zebras can live up to _ days without drinking water.

Ex Output:
three

Ex Input:
Most orangutans are four to _ feet long, some can reach a length of six feet.

Ex Output:
five

Ex Input:
Lions stand between _ and a half and four feet tall at the shoulder.

Ex Output:
three