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

P: coffee table, R: fruitcake, and Z: rickshaw. You press <<R>>.
P: metal detector, R: panties, and Z: watch. You press <<P>>.
P: beachball, R: sunflower, and Z: sponge. You press <<P>>.
P: manatee, R: toad, and Z: pocketknife. You press <<Z>>.
P: tag, R: xylophone, and Z: ruby. You press <<Z>>.
P: can, R: footbath, and Z: shoehorn. You press <<Z>>.
P: fishnet stockings, R: shorts, and Z: fire alarm. You press <<Z>>.
P: cougar, R: origami, and Z: helicopter. You press <<Z>>.
P: straw, R: bedpan, and Z: squeegee. You press <<Z>>.
P: brake, R: dumbwaiter, and Z: wing. You press <<P>>.
P: waterwheel, R: insole, and Z: computer. You press <<P>>.
P: candy, R: chair, and Z: candlestick. You press <<P>>.
P: defibrillator, R: harness, and Z: bongo. You press <<Z>>.
P: flipper, R: blackberry, and Z: cable. You press <<R>>.
P: swimming pool, R: brake, and Z: celery. You press <<R>>.
P: frog, R: beehive, and Z: bulletin board. You press <<Z>>.
P: globe, R: candle, and Z: gate. You press <<Z>>.
P: crank, R: inhaler, and Z: pill. You press <<P>>.
P: watering can, R: rearview mirror, and Z: pepper. You press <<R>>.
P: sequin, R: coconut, and Z: wine cooler. You press <<P>>.
P: sheet, R: lego, and Z: swordfish. You press <<R>>.
P: cloud, R: airbag, and Z: wire. You press <<P>>.
P: stilt, R: crossbow, and Z: vending machine. You press <<Z>>.
P: toilet, R: shutter, and Z: trophy. You press <<R>>.
P: wagon, R: vise, and Z: wand. You press <<R>>.
P: drum, R: tick, and Z: lemon. You press <<P>>.
P: wrap, R: silverware, and Z: ski pole. You press <<Z>>.
P: onion, R: scarecrow, and Z: train car. You press <<Z>>.
P: corsage, R: chess piece, and Z: retainer. You press <<Z>>.
P: scalpel, R: gate, and Z: earwig. You press <<R>>.
P: drawer, R: doorbell, and Z: calculator. You press <<R>>.
P: window, R: pitchfork, and Z: stool. You press <<Z>>.
P: cigarette butt, R: spareribs, and Z: popsicle. You press <<P>>.
P: shell, R: needle, and Z: cranberry. You press <<Z>>.
P: finger, R: wedge, and Z: spider web. You press <<R>>.
P: coyote, R: firewood, and Z: frame. You press <<Z>>.
P: jigsaw puzzle, R: headrest, and Z: mouse. You press <<R>>.
P: bologna, R: siren, and Z: wine bottle. You press <<P>>.
P: furnace, R: pedal, and Z: shower cap. You press <<Z>>.
P: bull, R: scaffold, and Z: thumb. You press <<R>>.