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: moral characteristic 
Words: frank, stern, bun, concise, precise

SOLUTION: bun

PROBLEM: Category: animals 
Words: duck, jog, cat, pig, mallet

SOLUTION: jog

PROBLEM: Category: emotional display 
Words: social, love, fawn, follow, kid

SOLUTION:
kid