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

Y: birthday cake, F: microscope, and U: wire. You press <<F>>.
Y: snow, F: cupcake, and U: gift. You press <<Y>>.
Y: oyster, F: snowsuit, and U: crowbar. You press <<U>>.
Y: tamale, F: bush, and U: doorstop. You press <<U>>.
Y: wire cutters, F: headset, and U: revolver. You press <<U>>.
Y: pear, F: beard, and U: coil. You press <<F>>.
Y: turkey, F: swan, and U: lumber. You press <<U>>.
Y: sundial, F: cauliflower, and U: ladder. You press <<Y>>.
Y: granite, F: fishhook, and U: roller coaster. You press <<Y>>.
Y: tupperware, F: wedge, and U: apron. You press <<F>>.
Y: rattlesnake, F: parking meter, and U: air mattress. You press <<F>>.
Y: whiteboard, F: swordfish, and U: brooch. You press <<F>>.
Y: windshield wiper, F: punching bag, and U: whip. You press <<Y>>.
Y: curry, F: tank, and U: fire alarm. You press <<Y>>.
Y: doormat, F: dogfood, and U: throne. You press <<Y>>.
Y: tab, F: raisin, and U: alpaca. You press <<Y>>.
Y: retainer, F: machine gun, and U: cream. You press <<F>>.
Y: lightbulb, F: glass, and U: pencil. You press <<U>>.
Y: spaghetti, F: bun, and U: centrifuge. You press <<U>>.
Y: totem pole, F: radar, and U: shoelace. You press <<F>>.