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

Ex Input:
Psychoanalysis is an intensive form of psychotherapy that meets _ to five times a week.

Ex Output:
four


Ex Input:
Lightning can travel _ miles or more horizontally from the storm, then strike the ground.

Ex Output:
six


Ex Input:
Cockatiels can live up to fifteen years, but usually only _ to twelve.

Ex Output:

ten