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: mode of transportation 
Words: beetle, fly, soar, bus, car
answer:
beetle


question:
Category: construction 
Words: tackle, crane, digger, sandpiper, dump truck
answer:
sandpiper


question:
Category: direction 
Words: emotional state, down, sliding, up, right
answer:

emotional state