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

O: vent, F: rolling pin, and E: tuning fork. You press <<O>>.
O: painting, F: flour, and E: rose. You press <<F>>.
O: crystal, F: rug, and E: ribbon. You press <<F>>.
O: knife, F: orange rind, and E: ram. You press <<E>>.
O: pecan, F: boxing gloves, and E: chipmunk. You press <<F>>.
O: ship, F: lime, and E: gift. You press <<F>>.
O: fan, F: skunk, and E: machete. You press <<F>>.
O: chaps, F: stroller, and E: bandage. You press <<E>>.
O: ruby, F: bolt, and E: torso. You press <<E>>.
O: mixer, F: pogo stick, and E: wine cooler. You press <<F>>.
O: paintbrush, F: recliner, and E: crown. You press <<O>>.
O: cereal, F: headset, and E: towel. You press <<O>>.
O: lasagna, F: lion, and E: slot. You press <<E>>.
O: microscope, F: stalagmite, and E: wetsuit. You press <<E>>.
O: quiche, F: lettuce, and E: aloe. You press <<O>>.
O: teapot, F: flamethrower, and E: ink. You press <<E>>.
O: sandal, F: bedpan, and E: steering wheel. You press <<F>>.
O: tupperware, F: whoopee cushion, and E: camcorder. You press <<E>>.
O: bracelet, F: clam, and E: playpen. You press <<E>>.
O: plastic film, F: doorstop, and E: aloe. You press <<E>>.