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

P: ice cream, R: magnifier, and Z: beanbag. You press <<R>>.
P: calf, R: marmalade, and Z: turtle. You press <<R>>.
P: umbrella, R: overalls, and Z: shorts. You press <<P>>.
P: skateboard, R: grain, and Z: jeans. You press <<Z>>.
P: drawer, R: baby, and Z: bone. You press <<Z>>.
P: doorhandle, R: brace, and Z: lion. You press <<Z>>.
P: orangutan, R: rattle, and Z: crystal ball. You press <<Z>>.
P: jelly bean, R: plastic film, and Z: suitcase. You press <<P>>.
P: finger, R: bow, and Z: teapot. You press <<P>>.
P: sonogram, R: corset, and Z: snow. You press <<Z>>.
P: salad, R: cream, and Z: tab. You press <<Z>>.
P: water bottle, R: wheelchair, and Z: meat grinder. You press <<R>>.
P: cauliflower, R: grasshopper, and Z: tinsel. You press <<Z>>.
P: submarine, R: patch, and Z: knitting. You press <<P>>.
P: wick, R: sardine, and Z: cummerbund. You press <<R>>.
P: deer, R: cloud, and Z: rhinoceros. You press <<R>>.
P: bat, R: amplifier, and Z: dryer. You press <<P>>.
P: toothbrush, R: chick, and Z: laptop. You press <<R>>.
P: mosquito net, R: potholder, and Z: pear. You press <<Z>>.
P: cross, R: projector, and Z: tattoo. You press <<R>>.