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

U: spider web, F: bib, and D: engine. You press <<D>>.
U: cashew, F: lemon, and D: root. You press <<D>>.
U: lunchbox, F: dragonfly, and D: broom. You press <<F>>.
U: jug, F: crystal ball, and D: hubcap. You press <<U>>.
U: duckling, F: javelin, and D: twig. You press <<F>>.
U: iceskate, F: generator, and D: tongs. You press <<F>>.
U: gondola, F: dress, and D: stained glass. You press <<U>>.
U: chip, F: unicycle, and D: van. You press <<U>>.
U: marker, F: microscope, and D: laptop. You press <<D>>.
U: potato, F: bouquet, and D: fast food. You press <<F>>.
U: seaweed, F: ladder, and D: pocketknife. You press <<D>>.
U: sink, F: oar, and D: pinwheel. You press <<U>>.
U: paperweight, F: nacho, and D: tostada. You press <<U>>.
U: bok choy, F: tongs, and D: jacket. You press <<D>>.
U: tube top, F: watch, and D: kale. You press <<D>>.
U: tape, F: holster, and D: hobbyhorse. You press <<F>>.
U: headband, F: bassinet, and D: radiator. You press <<D>>.
U: hydrant, F: nightshirt, and D: dishwashing liquid. You press <<U>>.
U: trashcan, F: spur, and D: goldfish. You press <<F>>.
U: hawk, F: trailer, and D: envelope. You press <<U>>.