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

O: teapot, W: shoehorn, and S: bucket. You press <<O>>.
O: toilet paper, W: quiche, and S: measuring cup. You press <<O>>.
O: food processor, W: dessert, and S: horseshoe. You press <<S>>.
O: unicycle, W: remote control, and S: octopus. You press <<S>>.
O: light switch, W: pacifier, and S: boot. You press <<W>>.
O: scalpel, W: flan, and S: yak. You press <<S>>.
O: praying mantis, W: bank, and S: milkshake. You press <<O>>.
O: gauge, W: meatloaf, and S: ashtray. You press <<S>>.
O: prism, W: sombrero, and S: bow. You press <<S>>.
O: helmet, W: hoe, and S: maggot. You press <<O>>.
O: treasure, W: doormat, and S: drum. You press <<S>>.
O: ruler, W: mosquito, and S: bike. You press <<W>>.
O: shield, W: slug, and S: oilcan. You press <<O>>.
O: jumpsuit, W: harp, and S: toolbox. You press <<W>>.
O: dandelion, W: fruitcake, and S: machine gun. You press <<S>>.
O: grapevine, W: stick, and S: bobsled. You press <<S>>.
O: sandbag, W: car door, and S: spout. You press <<W>>.
O: granola, W: boy, and S: compass. You press <<S>>.
O: cannon, W: window, and S: mantle. You press <<O>>.
O: canister, W: wax, and S: skunk. You press <<S>>.