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

G: birdbath, Z: van, and D: gear. You press <<D>>.
G: tripod, Z: keyhole, and D: subway. You press <<D>>.
G: checkbook, Z: polo shirt, and D: bun. You press <<D>>.
G: mashed potato, Z: water cooler, and D: jelly bean. You press <<Z>>.
G: flute, Z: underwear, and D: flamingo. You press <<Z>>.
G: lectern, Z: jam, and D: ratchet. You press <<Z>>.
G: noose, Z: basil, and D: trigger. You press <<Z>>.
G: wine, Z: bottle opener, and D: croissant. You press <<Z>>.
G: stir fry, Z: gas mask, and D: air conditioner. You press <<G>>.
G: raspberry, Z: pepper mill, and D: glue. You press <<D>>.
G: straightjacket, Z: hula hoop, and D: gyroscope. You press <<G>>.
G: gravestone, Z: mandolin, and D: microscope. You press <<G>>.
G: turbine, Z: calf, and D: kitten. You press <<G>>.
G: crystal, Z: plastic film, and D: vest. You press <<D>>.
G: snorkel, Z: lip gloss, and D: hairpin. You press <<Z>>.
G: stamp, Z: orangutan, and D: juicer. You press <<Z>>.
G: weasel, Z: antelope, and D: walrus. You press <<D>>.
G: bomb, Z: stove, and D: tool. You press <<G>>.
G: scale, Z: table, and D: bottle opener. You press <<Z>>.
G: porthole, Z: beaker, and D: parsley. You press <<D>>.