You will be presented with triplets of objects, which will be assigned to the keys F, Z, 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.

F: top hat, Z: necklace, and U: tomato. You press <<U>>.
F: brush, Z: webcam, and U: iguana. You press <<Z>>.
F: slug, Z: tackle, and U: taxi. You press <<U>>.
F: sloth, Z: thread, and U: peanut. You press <<U>>.
F: wreck, Z: step stool, and U: hydrant. You press <<Z>>.
F: dip, Z: trident, and U: mosquito. You press <<U>>.
F: goalpost, Z: spacesuit, and U: turtle. You press <<U>>.
F: heater, Z: car, and U: sifter. You press <<U>>.
F: easel, Z: olive, and U: yak. You press <<U>>.
F: piecrust, Z: frog, and U: scarf. You press <<F>>.
F: artichoke, Z: egg roll, and U: carousel. You press <<U>>.
F: rake, Z: pudding, and U: bun. You press <<F>>.
F: tank, Z: soldering iron, and U: hockey stick. You press <<U>>.
F: orange, Z: padlock, and U: gumdrop. You press <<Z>>.
F: seahorse, Z: toilet paper, and U: bush. You press <<F>>.
F: costume, Z: basket, and U: tee. You press <<Z>>.
F: ladle, Z: jelly bean, and U: hubcap. You press <<U>>.
F: tomato, Z: top hat, and U: necklace. You press <<F>>.
F: waterwheel, Z: milkshake, and U: knife. You press <<F>>.
F: printer, Z: whipped cream, and U: police car. You press <<U>>.