TASK DEFINITION: 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.
PROBLEM: admiral, general, cadet, sergeant, ordinary

SOLUTION: ordinary

PROBLEM: folder, hardware, file, firewall, support

SOLUTION: support

PROBLEM: detailed, high quality, fine, arrest, pretty

SOLUTION:
arrest