You will be presented with triplets of objects, which will be assigned to the keys Z, G, and Y.
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.

Z: bike, G: knot, and Y: nail clippers. You press <<Z>>.
Z: alligator, G: hummingbird, and Y: otter. You press <<Z>>.
Z: chainsaw, G: hourglass, and Y: dagger. You press <<G>>.
Z: onion, G: yogurt, and Y: seagull. You press <<Y>>.
Z: mulch, G: snowshoe, and Y: hummingbird. You press <<G>>.
Z: caviar, G: buckle, and Y: bulletin board. You press <<Y>>.
Z: saltshaker, G: lamb chop, and Y: guardrail. You press <<G>>.
Z: snail, G: aircraft carrier, and Y: panda. You press <<G>>.
Z: flyswatter, G: string cheese, and Y: tomato. You press <<Z>>.
Z: mustache, G: rollerblade, and Y: bow. You press <<G>>.
Z: seagull, G: jelly bean, and Y: grate. You press <<Z>>.
Z: scaffold, G: blinder, and Y: water bottle. You press <<Z>>.
Z: barnacle, G: dice, and Y: blowtorch. You press <<Y>>.
Z: face mask, G: shower curtain, and Y: clarinet. You press <<G>>.
Z: pear, G: garbage, and Y: closet. You press <<G>>.
Z: box, G: tile, and Y: bread. You press <<Y>>.
Z: tie, G: mop, and Y: prune. You press <<Y>>.
Z: pantyhose, G: tostada, and Y: fondue. You press <<Z>>.
Z: sundial, G: bookmark, and Y: bagpipe. You press <<G>>.
Z: bungee, G: rocket, and Y: jigsaw puzzle. You press <<G>>.