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: baby animals 
Words: bambi, cub, doe, lust, fawn

SOLUTION: lust

PROBLEM: Category: widespread 
Words: boring, common, soldier, general, average

SOLUTION: soldier

PROBLEM: Category: animals 
Words: duck, dog, elephant, ostrich, stoop

SOLUTION:
stoop