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

H: test tube, S: accordion, and U: boot. You press <<U>>.
H: dollhouse, S: keyboard, and U: candy bar. You press <<H>>.
H: streetlight, S: pin, and U: riser. You press <<U>>.
H: otter, S: phone, and U: crumb. You press <<H>>.
H: yogurt, S: power line, and U: jumpsuit. You press <<U>>.
H: calzone, S: toy, and U: shawl. You press <<S>>.
H: graffiti, S: stained glass, and U: candy. You press <<H>>.
H: rocking horse, S: mustache, and U: bowler hat. You press <<H>>.
H: piano, S: panda, and U: soap. You press <<S>>.
H: stiletto, S: sunglasses, and U: speaker. You press <<H>>.
H: birthday cake, S: gallows, and U: cinnamon. You press <<H>>.
H: llama, S: aloe, and U: incense. You press <<H>>.
H: berry, S: baseball, and U: chess piece. You press <<U>>.
H: nail file, S: cake, and U: carrot. You press <<S>>.
H: ballot box, S: burrito, and U: hawk. You press <<S>>.
H: sushi, S: clarinet, and U: paper. You press <<H>>.
H: bow, S: rhinoceros, and U: rain gauge. You press <<H>>.
H: shoehorn, S: cable, and U: gem. You press <<S>>.
H: goat, S: blanket, and U: flashbulb. You press <<U>>.
H: combination lock, S: traffic light, and U: stake. You press <<H>>.