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

S: book, R: birdcage, and W: pillow. You press <<R>>.
S: gum, R: anteater, and W: wolf. You press <<S>>.
S: rope, R: suitcase, and W: ladder. You press <<R>>.
S: cleat, R: engine, and W: gondola. You press <<W>>.
S: charcoal, R: funnel, and W: stopwatch. You press <<W>>.
S: iceskate, R: saw, and W: cigarette butt. You press <<W>>.
S: gear, R: waffle, and W: baklava. You press <<S>>.
S: tortilla, R: pot, and W: easter egg. You press <<R>>.
S: headband, R: clothes, and W: bracelet. You press <<S>>.
S: jelly bean, R: fruit, and W: omelet. You press <<W>>.
S: barbell, R: cockroach, and W: surfboard. You press <<S>>.
S: mattress, R: letter opener, and W: kite. You press <<W>>.
S: dirt bike, R: balance beam, and W: dandelion. You press <<W>>.
S: poker, R: nest, and W: snowplow. You press <<S>>.
S: yak, R: snowboard, and W: grass. You press <<S>>.
S: coffee pot, R: incense, and W: robot. You press <<W>>.
S: christmas card, R: bulldozer, and W: breadstick. You press <<W>>.
S: mulberry, R: tortilla, and W: hairdryer. You press <<W>>.
S: pogo stick, R: tack, and W: golf club. You press <<W>>.
S: scooter, R: ravioli, and W: swing set. You press <<R>>.