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.

Input: Consider Input: Category: type of sandwich 
Words: dagwood, club, doorstep, hamburger, community

Output: community


Input: Consider Input: Category: shady activities 
Words: falsification, fib, invent, fudge, cupcake

Output: cupcake


Input: Consider Input: Category: guitar part 
Words: headstock, fret, chord, fingerpick, bored


Output: bored