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

Ex Input:
Southern moles are six to seven inches long and weigh _ to four ounces.

Ex Output:
three


Ex Input:
Terrorism is a problem which has troubled the international community for more than _ decades.

Ex Output:
three


Ex Input:
Most spiders have _ eyes, a head, thorax, abdomen and eight legs.

Ex Output:

eight