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:
deck, hearts, crew, bow, head
answer:
hearts


question:
let go, praise, burn, fire, retire
answer:
burn


question:
concrete pourer, dump truck, egret, crane, winch
answer:

egret