You will be presented with triplets of objects, which will be assigned to the keys G, I, and B.
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: hydrant, I: pencil sharpener, and B: dog. You press <<I>>.
G: stalagmite, I: swordfish, and B: lobster. You press <<G>>.
G: wand, I: bassinet, and B: banner. You press <<I>>.
G: truck, I: zebra, and B: wrap. You press <<I>>.
G: hole, I: cash machine, and B: spacesuit. You press <<I>>.
G: polar bear, I: leopard, and B: pumpkin. You press <<B>>.
G: candy cane, I: jetski, and B: puffin. You press <<G>>.
G: chalkboard, I: daisy, and B: hula hoop. You press <<I>>.
G: bean, I: sausage, and B: orangutan. You press <<B>>.
G: trowel, I: watch, and B: cake mix. You press <<I>>.
G: goalpost, I: mango, and B: sunroof. You press <<I>>.
G: cloak, I: lingerie, and B: zebra. You press <<B>>.
G: tray, I: football helmet, and B: tent. You press <<G>>.
G: leek, I: kebab, and B: hotplate. You press <<B>>.
G: contact lens, I: torch, and B: headscarf. You press <<I>>.
G: deer, I: cruise ship, and B: pin. You press <<B>>.
G: otter, I: hatbox, and B: wood. You press <<I>>.
G: mango, I: scooter, and B: stamp. You press <<G>>.
G: maggot, I: slug, and B: abacus. You press <<B>>.
G: machete, I: coffee, and B: tape. You press <<B>>.