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: food 
Words: frank, entree, goodies, concise, wiener

SOLUTION: concise

PROBLEM: Category: type of sandwich 
Words: grilled cheese, french toast, outing, burger, club

SOLUTION: outing

PROBLEM: Category: boats 
Words: rudder, bridge, dock, deck, tko

SOLUTION:
tko