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

D: ravioli, R: fire, and X: pig. You press <<X>>.
D: mango, R: eyeliner, and X: fire alarm. You press <<D>>.
D: bathmat, R: fudge, and X: cheeseburger. You press <<D>>.
D: bologna, R: fireplace, and X: tortilla. You press <<R>>.
D: mug, R: licorice, and X: girl. You press <<X>>.
D: lectern, R: aircraft carrier, and X: mattress. You press <<X>>.
D: marker, R: pastry, and X: hot-water bottle. You press <<D>>.
D: spool, R: desk, and X: groundhog. You press <<X>>.
D: barcode, R: camera, and X: ant. You press <<X>>.
D: inhaler, R: razor, and X: trombone. You press <<R>>.
D: clothesline, R: fence, and X: stake. You press <<R>>.
D: emerald, R: hearing aid, and X: donkey. You press <<X>>.
D: sundial, R: cigarette butt, and X: cardigan. You press <<X>>.
D: screw, R: remote control, and X: boat. You press <<R>>.
D: lamppost, R: folder, and X: flamethrower. You press <<R>>.
D: eel, R: shell, and X: lego. You press <<X>>.
D: oven, R: bow, and X: gas mask. You press <<R>>.
D: fire alarm, R: eyeliner, and X: mango. You press <<X>>.
D: purse, R: lime, and X: defibrillator. You press <<R>>.
D: mud, R: ottoman, and X: modem. You press <<D>>.
D: bench, R: frog, and X: mask. You press <<D>>.
D: helicopter, R: headlight, and X: vise. You press <<X>>.
D: bracket, R: eye patch, and X: jersey. You press <<D>>.
D: cantaloupe, R: reel, and X: leash. You press <<D>>.
D: noose, R: quill, and X: periscope. You press <<R>>.
D: flagpole, R: peach, and X: trunk. You press <<R>>.
D: whiteboard, R: door, and X: pantyhose. You press <<X>>.
D: pothole, R: burner, and X: melon. You press <<X>>.
D: blowfish, R: knitting needle, and X: coffeemaker. You press <<D>>.
D: towel rack, R: test tube, and X: donkey. You press <<X>>.
D: parsley, R: marijuana, and X: bullet. You press <<X>>.
D: harness, R: punch, and X: apple tree. You press <<D>>.
D: gum, R: bamboo, and X: handkerchief. You press <<X>>.
D: potpourri, R: orange, and X: scallion. You press <<D>>.
D: hydrant, R: yacht, and X: glasses. You press <<X>>.
D: pan, R: thermostat, and X: police car. You press <<D>>.
D: beanie, R: mouthpiece, and X: can. You press <<D>>.
D: top hat, R: train car, and X: guardrail. You press <<D>>.
D: wineglass, R: plate, and X: bolo tie. You press <<X>>.
D: boxer shorts, R: mold, and X: mop. You press <<D>>.