You will be presented with triplets of objects, which will be assigned to the keys A, Q, and U.
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.

A: skin, Q: lion, and U: painting. You press <<U>>.
A: brick, Q: school bus, and U: snowman. You press <<U>>.
A: chili, Q: cutting board, and U: harmonica. You press <<U>>.
A: hard disk, Q: locket, and U: elephant. You press <<A>>.
A: wallpaper, Q: sandbox, and U: lollipop. You press <<A>>.
A: car door, Q: toaster, and U: frame. You press <<Q>>.
A: crown, Q: barbed wire, and U: saucer. You press <<Q>>.
A: plum, Q: porthole, and U: nightshirt. You press <<U>>.
A: cleaver, Q: gift, and U: chin. You press <<A>>.
A: worm, Q: pineapple, and U: kebab. You press <<A>>.
A: seahorse, Q: workbench, and U: whiteboard. You press <<A>>.
A: stool, Q: bulletin board, and U: toucan. You press <<U>>.
A: mosquito net, Q: pineapple, and U: spout. You press <<A>>.
A: projector, Q: springboard, and U: orange rind. You press <<U>>.
A: album, Q: buffet, and U: map. You press <<Q>>.
A: donkey, Q: carrot, and U: knob. You press <<U>>.
A: elephant, Q: locket, and U: hard disk. You press <<U>>.
A: timer, Q: brooch, and U: squeegee. You press <<Q>>.
A: file, Q: handle, and U: quesadilla. You press <<U>>.
A: retainer, Q: manatee, and U: face. You press <<Q>>.