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.

Category: location (proximity) 
Words: near, close, gated, bordering, on top of
gated

Category: computers 
Words: ram, file, motherboard, organize, folder
organize

Category: animal 
Words: flutter, swim, ant, fly, bats

flutter