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

Ex Input:
Pollination is accomplished only by insect-agency, and where insects fail _ fruits are ripened.

Ex Output:
no


Ex Input:
Sweet corn accounts for about _ per cent of total corn production in Ontario.

Ex Output:
five


Ex Input:
Artificial turf causes up to _ times as many non-contact injuries as grass.

Ex Output:

three