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

Ex Input:
Cats There are thirty _ recognised species of cats and a whole host of subspecies or races.

Ex Output:
five


Ex Input:
Seasons occur because of _ factors working together.

Ex Output:
two


Ex Input:
Young larvae molt or shed their skins _ times, increasing in size at each molt.

Ex Output:

three