You will be presented with triplets of objects, which will be assigned to the keys P, F, and K.
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: seed, F: bracket, and K: button. You press <<F>>.
P: hairpin, F: kilt, and K: seismograph. You press <<P>>.
P: candy cane, F: limousine, and K: fire. You press <<F>>.
P: earring, F: juicer, and K: hotdog. You press <<P>>.
P: bathrobe, F: octopus, and K: veil. You press <<F>>.
P: omelet, F: station wagon, and K: fireworks. You press <<P>>.
P: clipboard, F: tarantula, and K: gasket. You press <<K>>.
P: apple tree, F: gravestone, and K: cilantro. You press <<F>>.
P: train, F: gearshift, and K: pizza. You press <<K>>.
P: rain gauge, F: crab, and K: kneepad. You press <<F>>.
P: life jacket, F: toothpick, and K: recliner. You press <<F>>.
P: chips, F: juicer, and K: garlic. You press <<F>>.
P: sewage, F: trough, and K: lumber. You press <<K>>.
P: praying mantis, F: lightning bug, and K: snowmobile. You press <<K>>.
P: green beans, F: heater, and K: easter egg. You press <<P>>.
P: defibrillator, F: mousepad, and K: tomato. You press <<F>>.
P: watch, F: lava, and K: oar. You press <<P>>.
P: pudding, F: french horn, and K: roller. You press <<P>>.
P: clothespin, F: wood, and K: potpie. You press <<K>>.
P: shopping cart, F: doorknocker, and K: plate. You press <<K>>.