TASK DEFINITION: Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.
PROBLEM: Category: animal 
Words: fly, dangle, bee, jump, flap

SOLUTION: flap

PROBLEM: Category: outdoor sport activity 
Words: swim, wrestle, fish, canyoning, horse

SOLUTION: horse

PROBLEM: Category: date status 
Words: belated, blue, early, detestings, current

SOLUTION:
blue