You will be presented with triplets of objects, which will be assigned to the keys Z, S, and F.
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: mattress, S: smoothie, and F: belt buckle. You press <<S>>.
Z: diamond, S: mole, and F: dumbwaiter. You press <<S>>.
Z: gazelle, S: target, and F: stethoscope. You press <<Z>>.
Z: camera, S: throne, and F: pillbox. You press <<Z>>.
Z: machete, S: can opener, and F: rain gauge. You press <<F>>.
Z: toothbrush, S: cookie, and F: coat. You press <<F>>.
Z: celery, S: microwave, and F: whip. You press <<Z>>.
Z: kebab, S: life jacket, and F: shelf. You press <<F>>.
Z: earplug, S: pinball, and F: anvil. You press <<F>>.
Z: fire, S: lanyard, and F: fencepost. You press <<S>>.
Z: honey, S: syringe, and F: mushroom. You press <<S>>.
Z: undershirt, S: calf, and F: chick. You press <<F>>.
Z: grate, S: bed, and F: perfume. You press <<Z>>.
Z: snack, S: pomegranate, and F: hot tub. You press <<F>>.
Z: stem, S: blowgun, and F: shoehorn. You press <<F>>.
Z: bread, S: shower, and F: ear. You press <<Z>>.
Z: bed, S: shredder, and F: makeup. You press <<S>>.
Z: teapot, S: buggy, and F: saucer. You press <<S>>.
Z: mail, S: television, and F: skirt. You press <<Z>>.
Z: bench, S: bolt, and F: sequin. You press <<F>>.