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:
blue, current, drink, water, prompt
answer:
prompt


question:
current, history, wave, jetstream, whirlpool
answer:
history


question:
townhome, flat, valley, paved, plane
answer:

townhome