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

U: station wagon, Z: ferris wheel, and X: shaving cream. You press <<X>>.
U: salami, Z: mattress, and X: kimono. You press <<U>>.
U: ladder, Z: game, and X: duct tape. You press <<Z>>.
U: mustache, Z: shaker, and X: nest. You press <<Z>>.
U: brownie, Z: tricycle, and X: leotard. You press <<X>>.
U: spinach, Z: fountain pen, and X: pot. You press <<Z>>.
U: melon, Z: pepperoni, and X: crucifix. You press <<X>>.
U: steak, Z: shrimp, and X: dolly. You press <<X>>.
U: harp, Z: garbage truck, and X: cot. You press <<Z>>.
U: music box, Z: wagon, and X: roof rack. You press <<U>>.
U: hanger, Z: hot-water bottle, and X: scoop. You press <<U>>.
U: melon, Z: slicer, and X: stair. You press <<X>>.
U: gramophone, Z: pitcher, and X: ruby. You press <<U>>.
U: banjo, Z: seatbelt, and X: turtleneck. You press <<X>>.
U: ping-pong table, Z: gondola, and X: footrest. You press <<U>>.
U: poster, Z: statue, and X: gorilla. You press <<X>>.
U: hoodie, Z: taillight, and X: potato. You press <<Z>>.
U: trampoline, Z: dough, and X: sticker. You press <<U>>.
U: ramp, Z: t-shirt, and X: blender. You press <<X>>.
U: paperclip, Z: banana, and X: baton. You press <<U>>.