You will be presented with triplets of objects, which will be assigned to the keys E, W, and N.
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: hood, W: denture, and N: dolphin. You press <<N>>.
E: blimp, W: shell, and N: cigarette butt. You press <<E>>.
E: ginger, W: candle, and N: aircraft carrier. You press <<N>>.
E: aardvark, W: hot-air balloon, and N: helicopter. You press <<E>>.
E: handbrake, W: jet, and N: hot chocolate. You press <<N>>.
E: air mattress, W: tee, and N: canister. You press <<W>>.
E: pole, W: airplane, and N: pallet. You press <<W>>.
E: puppy, W: stretcher, and N: cauliflower. You press <<W>>.
E: corset, W: creme brulee, and N: tambourine. You press <<W>>.
E: raincoat, W: straw, and N: stir fry. You press <<N>>.
E: guacamole, W: ice-cream cone, and N: llama. You press <<N>>.
E: throne, W: okra, and N: hockey stick. You press <<W>>.
E: heater, W: fencepost, and N: teepee. You press <<E>>.
E: tostada, W: lingerie, and N: heater. You press <<E>>.
E: ukulele, W: stamp, and N: throne. You press <<N>>.
E: gopher, W: cannonball, and N: aquarium. You press <<W>>.
E: kazoo, W: gurney, and N: casserole. You press <<W>>.
E: corsage, W: fondue, and N: air conditioner. You press <<N>>.
E: easter egg, W: clothespin, and N: dishwashing liquid. You press <<E>>.
E: whistle, W: clothes, and N: sandbag. You press <<E>>.