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

Ex Input:
Asbestos is the name applied to _ naturally occurring minerals that are mined from the earth.

Ex Output:
six


Ex Input:
Miniature cattle are classified in _ categories as measured by height at the hip.

Ex Output:
three


Ex Input:
Many Indian myths revolve around the seven seas and _ continents.

Ex Output:

seven