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]: crane, ostrich, davit, dump truck, pelican
[A]: dump truck


[Q]: up to the moment, current, detests, tide, history
[A]: tide


[Q]: flyaway, fine, alright, happy, relaxed
[A]:
flyaway