You will be presented with triplets of objects, which will be assigned to the keys E, L, and W.
In each trial, please indicate which object you think is the odd one out by pressing the corresponding key.
In other words, please choose the object that is the least similar to the other two.

E: chick, L: airplane, and W: scaffolding. You press <<W>>.
E: cauliflower, L: water cooler, and W: cockroach. You press <<L>>.
E: dog, L: tuning fork, and W: fuse. You press <<E>>.
E: comb, L: celery, and W: foam. You press <<L>>.
E: bolo tie, L: pothole, and W: patch. You press <<L>>.
E: closet, L: blender, and W: orange rind. You press <<E>>.
E: axe, L: cocoon, and W: key. You press <<L>>.
E: shoelace, L: pitchfork, and W: caviar. You press <<W>>.
E: spatula, L: powder, and W: seal. You press <<E>>.
E: chute, L: moth, and W: tractor. You press <<E>>.
E: gem, L: ticktacktoe, and W: walker. You press <<W>>.
E: poster, L: wallpaper, and W: earwig. You press <<W>>.
E: stool, L: flipper, and W: kettle. You press <<W>>.
E: playpen, L: rocking chair, and W: maggot. You press <<E>>.
E: reel, L: curling iron, and W: sonogram. You press <<L>>.
E: guinea pig, L: wheelchair, and W: mixer. You press <<L>>.
E: baseball glove, L: hammer, and W: paint. You press <<E>>.
E: periscope, L: ferret, and W: humvee. You press <<E>>.
E: globe, L: hedge, and W: celery. You press <<W>>.
E: tuba, L: bulletin board, and W: tennis ball. You press <<L>>.