You will be presented with triplets of objects, which will be assigned to the keys N, W, 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.

N: cactus, W: leaf, and B: clipper. You press <<B>>.
N: apple tree, W: blowtorch, and B: piano. You press <<W>>.
N: bracket, W: mask, and B: computer screen. You press <<W>>.
N: mouthpiece, W: football, and B: horse. You press <<B>>.
N: coaster, W: bull, and B: jukebox. You press <<W>>.
N: arugula, W: snowball, and B: pitchfork. You press <<W>>.
N: torso, W: ladybug, and B: candelabra. You press <<B>>.
N: sandcastle, W: outlet, and B: hammer. You press <<B>>.
N: bottle, W: cabinet, and B: curling iron. You press <<N>>.
N: orangutan, W: peanut, and B: slot machine. You press <<B>>.
N: hamburger, W: scuba, and B: slingshot. You press <<N>>.
N: wasp, W: beet, and B: poker. You press <<N>>.
N: raspberry, W: insole, and B: yo-yo. You press <<W>>.
N: bunkbed, W: barcode, and B: crumb. You press <<B>>.
N: cash register, W: french horn, and B: flashlight. You press <<W>>.
N: ratchet, W: stair, and B: macaroni. You press <<W>>.
N: ice cube, W: macadamia, and B: pothole. You press <<B>>.
N: sundial, W: chicken wire, and B: coat rack. You press <<N>>.
N: dogfood, W: spider, and B: hash. You press <<W>>.
N: pulley, W: puffin, and B: toaster oven. You press <<W>>.