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: hotel, level, flat, even, lined

SOLUTION: lined

PROBLEM: up to the moment, current, detests, tide, history

SOLUTION: tide

PROBLEM: level, flat, elevation, even, lined

SOLUTION:
even