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

Ex Input:
Whales have only _ enemies-man and the killer whale.

Ex Output:
two


Ex Input:
Wood has _ dimensions, width, length, thickness.

Ex Output:
three


Ex Input:
Guinea pigs come in a variety of colors and can have from _ color to five or more.

Ex Output:

one