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

R: ivy, K: souffle, and Y: icepick. You press <<R>>.
R: fencepost, K: pincushion, and Y: beaver. You press <<Y>>.
R: clipper, K: breadstick, and Y: tiger. You press <<Y>>.
R: rust, K: diving board, and Y: tambourine. You press <<R>>.
R: soda, K: bookmark, and Y: bull. You press <<Y>>.
R: razor blade, K: kayak, and Y: rifle. You press <<K>>.
R: possum, K: pear, and Y: chicken. You press <<R>>.
R: pencil, K: suit, and Y: pea. You press <<Y>>.
R: leg, K: light switch, and Y: orange. You press <<K>>.
R: firewood, K: music box, and Y: polisher. You press <<Y>>.
R: teapot, K: visor, and Y: soldering iron. You press <<R>>.
R: gourd, K: hotdog, and Y: brush. You press <<Y>>.
R: doorbell, K: ankle, and Y: punching bag. You press <<R>>.
R: holster, K: train, and Y: dog. You press <<R>>.
R: toe, K: lantern, and Y: pony. You press <<Y>>.
R: polisher, K: toothbrush, and Y: organ. You press <<Y>>.
R: tortilla, K: oyster, and Y: paper bag. You press <<Y>>.
R: canister, K: silicone, and Y: headband. You press <<K>>.
R: scaffold, K: stove, and Y: poodle. You press <<Y>>.
R: lifesaver, K: prune, and Y: gutter. You press <<K>>.