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

H: wasp, G: clove, and R: wheel. You press <<R>>.
H: home plate, G: tube top, and R: hard disk. You press <<R>>.
H: strawberry, G: router, and R: domino. You press <<H>>.
H: tomato sauce, G: lamb, and R: mop. You press <<H>>.
H: bug, G: pelican, and R: home plate. You press <<R>>.
H: table, G: triangle, and R: highlighter. You press <<G>>.
H: leek, G: pepper, and R: crib. You press <<R>>.
H: stretcher, G: screen, and R: tank. You press <<G>>.
H: bobsled, G: rhubarb, and R: caterpillar. You press <<H>>.
H: maggot, G: water cooler, and R: hatchet. You press <<G>>.
H: scallion, G: coffee filter, and R: boot. You press <<R>>.
H: radish, G: diaper, and R: bread. You press <<G>>.
H: eyedropper, G: revolving door, and R: tuba. You press <<H>>.
H: dish, G: toad, and R: fossil. You press <<H>>.
H: christmas tree, G: scale, and R: playing card. You press <<G>>.
H: spinach, G: megaphone, and R: iguana. You press <<G>>.
H: briefcase, G: flan, and R: cleat. You press <<G>>.
H: pitcher, G: sawhorse, and R: stake. You press <<H>>.
H: sword, G: tea, and R: ticktacktoe. You press <<H>>.
H: tank, G: hoodie, and R: globe. You press <<G>>.