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

F: filing cabinet, O: duster, and X: trophy. You press <<O>>.
F: cornmeal, O: wok, and X: bun. You press <<O>>.
F: sewing kit, O: pipe, and X: windsock. You press <<F>>.
F: marshmallow, O: trough, and X: lawnmower. You press <<F>>.
F: periscope, O: scrabble, and X: toothbrush. You press <<O>>.
F: centrifuge, O: holster, and X: shield. You press <<X>>.
F: blower, O: hook, and X: cello. You press <<O>>.
F: dolphin, O: antenna, and X: top hat. You press <<F>>.
F: kangaroo, O: racket, and X: chalice. You press <<F>>.
F: telegraph, O: bird, and X: tube top. You press <<O>>.
F: coin, O: roadsweeper, and X: pogo stick. You press <<F>>.
F: drain, O: sauce, and X: ram. You press <<X>>.
F: barbell, O: stethoscope, and X: coffeemaker. You press <<F>>.
F: treadmill, O: laundry basket, and X: washing machine. You press <<O>>.
F: windsock, O: boar, and X: vise. You press <<O>>.
F: soy sauce, O: bandage, and X: sifter. You press <<O>>.
F: candle, O: ink, and X: poppy. You press <<O>>.
F: book, O: soap, and X: flypaper. You press <<F>>.
F: wood, O: clove, and X: beet. You press <<F>>.
F: stained glass, O: puppet, and X: speedometer. You press <<O>>.
F: suit, O: fireworks, and X: urinal. You press <<F>>.
F: scaffold, O: pigeon, and X: rearview mirror. You press <<O>>.
F: ratchet, O: girl, and X: catapult. You press <<O>>.
F: sleeping bag, O: pincushion, and X: brush. You press <<X>>.
F: salad, O: snowshoe, and X: tee. You press <<F>>.
F: piecrust, O: rifle, and X: dryer. You press <<F>>.
F: gourd, O: crayfish, and X: rabbit. You press <<F>>.
F: chalkboard, O: polaroid, and X: grinder. You press <<X>>.
F: pocketknife, O: clothes, and X: avocado. You press <<X>>.
F: pesto, O: fruitcake, and X: mirror. You press <<X>>.
F: wooden leg, O: metal detector, and X: easter egg. You press <<X>>.
F: diving board, O: granite, and X: poster. You press <<X>>.
F: doorstop, O: sardine, and X: prism. You press <<O>>.
F: tree, O: butterfly, and X: tee. You press <<O>>.
F: locker, O: yacht, and X: latch. You press <<O>>.
F: silverware, O: chickpea, and X: shield. You press <<O>>.
F: shoulder, O: coin, and X: scoreboard. You press <<F>>.
F: cushion, O: grill, and X: fruitcake. You press <<F>>.
F: hot-water bottle, O: corkboard, and X: espresso. You press <<X>>.
F: icicle, O: moss, and X: napkin ring. You press <<X>>.