You will be presented with triplets of objects, which will be assigned to the keys R, O, and E.
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: clarinet, O: tent, and E: razor. You press <<R>>.
R: pump, O: caterpillar, and E: dagger. You press <<O>>.
R: curb, O: warthog, and E: bulletproof vest. You press <<O>>.
R: mosquito, O: curry, and E: earwig. You press <<O>>.
R: stick, O: fan, and E: garter. You press <<R>>.
R: wick, O: robe, and E: cobra. You press <<E>>.
R: dartboard, O: mustache, and E: photograph. You press <<O>>.
R: streetlight, O: muffin, and E: seaplane. You press <<O>>.
R: scoop, O: crank, and E: cufflink. You press <<R>>.
R: clipper, O: sling, and E: drumstick. You press <<E>>.
R: acorn, O: strap, and E: copier. You press <<R>>.
R: dryer, O: anklet, and E: wax. You press <<R>>.
R: gramophone, O: hedgehog, and E: ukulele. You press <<O>>.
R: ramp, O: fire pit, and E: fan. You press <<R>>.
R: pasta, O: plaster cast, and E: doily. You press <<R>>.
R: shopping cart, O: cigar, and E: gravel. You press <<R>>.
R: exhaust pipe, O: gift, and E: purse. You press <<R>>.
R: ear, O: pinecone, and E: top hat. You press <<O>>.
R: lamb chop, O: kazoo, and E: spatula. You press <<R>>.
R: golf cart, O: rope, and E: refrigerator. You press <<O>>.