instruction:
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.
question:
rudder, bow, pack, crew, deck
answer:
pack


question:
upraise, crane, excavator, digger, hoist
answer:
hoist


question:
flutter, swim, ant, fly, bats
answer:

flutter