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.

[Q]: plain, mansion, condominium, squashed, flat
[A]: plain


[Q]: fax, file, format, image, document
[A]: fax


[Q]: bow, draw, galley, deck, crew
[A]:
draw