You will be presented with triplets of objects, which will be assigned to the keys W, I, and K.
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.

W: tugboat, I: punch, and K: shell. You press <<I>>.
W: faucet, I: eclair, and K: coffee bean. You press <<W>>.
W: taxi, I: ear, and K: bank. You press <<I>>.
W: compost, I: cow, and K: toad. You press <<W>>.
W: caramel, I: plate, and K: caterpillar. You press <<K>>.
W: shell, I: gumball, and K: jeans. You press <<K>>.
W: polar bear, I: nut, and K: chimney. You press <<K>>.
W: lizard, I: handlebar, and K: dishwasher. You press <<W>>.
W: camel, I: locket, and K: walnut. You press <<I>>.
W: bank, I: mascara, and K: pistachio. You press <<K>>.
W: tongue, I: gasket, and K: clam. You press <<I>>.
W: sickle, I: extinguisher, and K: fondue. You press <<K>>.
W: patty, I: outlet, and K: ear. You press <<I>>.
W: jalapeno, I: lingerie, and K: stool. You press <<K>>.
W: eyepiece, I: bumper, and K: glass. You press <<I>>.
W: steamroller, I: bowtie, and K: mango. You press <<I>>.
W: hawk, I: toy, and K: buckle. You press <<W>>.
W: mold, I: saltshaker, and K: ferry. You press <<W>>.
W: cheetah, I: chocolate, and K: ramp. You press <<W>>.
W: melon, I: pasta, and K: pumpkin. You press <<I>>.
W: air mattress, I: nest, and K: blowfish. You press <<K>>.
W: brussels sprouts, I: tomato sauce, and K: rosary. You press <<K>>.
W: chip, I: christmas card, and K: honeypot. You press <<I>>.
W: ruler, I: teddy bear, and K: mousepad. You press <<I>>.
W: pea, I: gazelle, and K: jar. You press <<I>>.
W: cord, I: clover, and K: machine gun. You press <<I>>.
W: birthday cake, I: dip, and K: pacifier. You press <<I>>.
W: brick, I: toothpaste, and K: stirrup. You press <<I>>.
W: ballot box, I: bumper, and K: parking meter. You press <<W>>.
W: swimsuit, I: hook, and K: frisbee. You press <<K>>.
W: duster, I: comic book, and K: mango. You press <<K>>.
W: tube top, I: handkerchief, and K: bolo tie. You press <<I>>.
W: tuning fork, I: roller, and K: flipper. You press <<I>>.
W: iceskate, I: switch, and K: flashlight. You press <<W>>.
W: flower, I: plate, and K: belt buckle. You press <<W>>.
W: compost, I: bun, and K: switch. You press <<K>>.
W: pacifier, I: golf cart, and K: doghouse. You press <<W>>.
W: french fries, I: cookie cutter, and K: watering can. You press <<W>>.
W: box, I: deodorant, and K: memory stick. You press <<I>>.
W: wallpaper, I: goose, and K: laser pointer. You press <<I>>.