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.

[EX Q]: luke, make the grade, fair, milky, deal
[EX A]: milky

[EX Q]: hotel, level, flat, even, lined
[EX A]: lined

[EX Q]: club, dance hall, discothek, meeting, submarine
[EX A]:
submarine