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: fly, swim, car, beetle, grasshopper

SOLUTION: car

PROBLEM: delayed, brine, belated, current, postponed

SOLUTION: brine

PROBLEM: camp, fish, iguana, hike, kayak

SOLUTION:
iguana