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: concrete pourer, winch, excavator, hoist, crane

SOLUTION: hoist

PROBLEM: answer calls, image, organize, file, correspondence

SOLUTION: image

PROBLEM: adjacent, near, shut, close, neighboring

SOLUTION:
shut