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

U: cash register, P: sling, and D: train set. You press <<U>>.
U: key, P: leek, and D: cigar. You press <<U>>.
U: dumpling, P: brussels sprouts, and D: chinchilla. You press <<D>>.
U: counter, P: radiator, and D: hard disk. You press <<P>>.
U: iron, P: boat, and D: bug. You press <<P>>.
U: sprinkler, P: handprint, and D: holster. You press <<P>>.
U: bowtie, P: mussel, and D: teacup. You press <<U>>.
U: tooth, P: biscuit, and D: tortilla. You press <<U>>.
U: baby, P: necklace, and D: crank. You press <<D>>.
U: lifesaver, P: ladle, and D: filter. You press <<D>>.
U: hand, P: spacesuit, and D: bird. You press <<P>>.
U: dolphin, P: meerkat, and D: bus. You press <<D>>.
U: triangle, P: glue, and D: collar. You press <<D>>.
U: cash register, P: wire cutters, and D: clam. You press <<D>>.
U: life jacket, P: acorn, and D: gumball. You press <<U>>.
U: underwear, P: kazoo, and D: gum. You press <<P>>.
U: parrot, P: generator, and D: locket. You press <<P>>.
U: rhubarb, P: inkwell, and D: trident. You press <<D>>.
U: trombone, P: rack, and D: cannonball. You press <<P>>.
U: oil, P: slipper, and D: airboat. You press <<D>>.
U: heater, P: lollipop, and D: lobster. You press <<U>>.
U: baklava, P: bullet, and D: solar panel. You press <<U>>.
U: sim card, P: kale, and D: jukebox. You press <<P>>.
U: green beans, P: veil, and D: windsock. You press <<U>>.
U: pinball, P: razor blade, and D: jewelry. You press <<P>>.
U: rhubarb, P: sunglasses, and D: cello. You press <<P>>.
U: piglet, P: apron, and D: mullet. You press <<U>>.
U: croissant, P: light switch, and D: roadsweeper. You press <<P>>.
U: vegetable, P: hobbyhorse, and D: horn. You press <<P>>.
U: water cooler, P: gel, and D: radish. You press <<P>>.
U: briefcase, P: windshield wiper, and D: purse. You press <<U>>.
U: container, P: bowler hat, and D: crumb. You press <<D>>.
U: muffin, P: machete, and D: mailbox. You press <<P>>.
U: cheetah, P: cockroach, and D: target. You press <<D>>.
U: water bottle, P: seatbelt, and D: swimming pool. You press <<P>>.
U: rack, P: waffle, and D: eclair. You press <<U>>.
U: seatbelt, P: alpaca, and D: chive. You press <<U>>.
U: eye, P: earplug, and D: trumpet. You press <<U>>.
U: dumpster, P: canoe, and D: road sign. You press <<U>>.
U: arm, P: scallop, and D: calzone. You press <<U>>.