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: nervous, bored, emotional supports, chord, fret

SOLUTION: chord

PROBLEM: alright, fine, annoyed, high quality, content

SOLUTION: high quality

PROBLEM: history, brine, tide, water, current

SOLUTION:
history