TASK DEFINITION: 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.
PROBLEM: Category: type of sandwich 
Words: clan, lettuce, bacon, club, submarine

SOLUTION: clan

PROBLEM: Category: store status 
Words: beside, finished for the day, running., close, gated

SOLUTION: beside

PROBLEM: Category: secretary duty 
Words: support, schedule, hardware, file, prepare

SOLUTION:
hardware