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: poker 
Words: blind, chips, queen, gunwale, deck

SOLUTION: gunwale

PROBLEM: Category: physical activity 
Words: summer, roll, plummet, fall, exercise

SOLUTION: summer

PROBLEM: Category: mode of transportation 
Words: bus, waggle, soar, fly, bike

SOLUTION:
waggle