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: physical activity 
Words: bend, winter, fall, climb, exercise

SOLUTION: winter

PROBLEM: Category: moral characteristic 
Words: concise, brash, integrity, cheese, frank

SOLUTION: cheese

PROBLEM: Category: employment activity 
Words: fire, inferno, praise, let go, hire

SOLUTION:
inferno