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

F: file, D: meat grinder, and H: leech. You press <<F>>.
F: catfish, D: coffee, and H: ham. You press <<D>>.
F: knob, D: brussels sprouts, and H: rhubarb. You press <<F>>.
F: kaleidoscope, D: tupperware, and H: net. You press <<H>>.
F: car seat, D: dog, and H: visor. You press <<D>>.
F: peg, D: spear, and H: soup. You press <<F>>.
F: hourglass, D: mattress, and H: grape. You press <<H>>.
F: chessboard, D: scooter, and H: hanger. You press <<F>>.
F: ankle, D: papaya, and H: bottle opener. You press <<F>>.
F: moose, D: snowplow, and H: beaker. You press <<F>>.
F: coffin, D: hotdog, and H: gasket. You press <<D>>.
F: batter, D: peg, and H: hobbyhorse. You press <<H>>.
F: chess piece, D: starfish, and H: root. You press <<D>>.
F: rack, D: bull, and H: aardvark. You press <<F>>.
F: car, D: dogfood, and H: stamp. You press <<D>>.
F: tadpole, D: sweeper, and H: tiara. You press <<F>>.
F: soda fountain, D: sauce, and H: hose. You press <<D>>.
F: corn, D: leek, and H: reel. You press <<H>>.
F: squeegee, D: wick, and H: flyswatter. You press <<D>>.
F: crank, D: stuffing, and H: roll. You press <<F>>.