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

R: computer screen, O: gem, and U: seafood. You press <<R>>.
R: sickle, O: bowler hat, and U: hedgehog. You press <<O>>.
R: washcloth, O: snow, and U: compass. You press <<U>>.
R: espresso, O: briefcase, and U: avocado. You press <<O>>.
R: spacesuit, O: crow, and U: crowbar. You press <<R>>.
R: rearview mirror, O: moss, and U: printer. You press <<U>>.
R: sandbox, O: brass knuckles, and U: polygraph. You press <<R>>.
R: shirt, O: asparagus, and U: egg roll. You press <<R>>.
R: fur coat, O: cleat, and U: candelabra. You press <<U>>.
R: piggy bank, O: kebab, and U: keyboard. You press <<O>>.
R: snowman, O: pelican, and U: curling iron. You press <<R>>.
R: wrench, O: aquarium, and U: curb. You press <<R>>.
R: folder, O: canvas, and U: snail. You press <<U>>.
R: guacamole, O: pin, and U: shoulder. You press <<R>>.
R: coconut, O: hydrant, and U: carriage. You press <<U>>.
R: rollerblade, O: reindeer, and U: hovercraft. You press <<O>>.
R: rickshaw, O: pecan, and U: wedge. You press <<O>>.
R: smoothie, O: station wagon, and U: duffel bag. You press <<R>>.
R: potato, O: bra, and U: violin. You press <<U>>.
R: pony, O: desk, and U: stump. You press <<R>>.