TASK DEFINITION: Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
PROBLEM: unwarranted, fudge, pudding, lie, unlicensed

SOLUTION: pudding

PROBLEM: heron, davit, egret, derrick, crane

SOLUTION: davit

PROBLEM: hero, clan, burger, club, blt

SOLUTION:
clan