instruction:
Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.
question:
Category: police punishment 
Words: prime, penalty, fine, mad, arrest
answer:
mad


question:
Category: secretary duty 
Words: support, hardware, prepare, file, make coffee
answer:
hardware


question:
Category: shady activities 
Words: lie, chocolate, smuggled, fudge, banned
answer:

chocolate