You will be presented with triplets of objects, which will be assigned to the keys I, T, and X.
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.

I: pincushion, T: inkwell, and X: penguin. You press <<X>>.
I: vent, T: incubator, and X: cement mixer. You press <<I>>.
I: balloon, T: chickpea, and X: starfish. You press <<X>>.
I: foot, T: chicken, and X: broccoli. You press <<X>>.
I: splinter, T: pita, and X: switch. You press <<T>>.
I: eraser, T: peacock, and X: star fruit. You press <<I>>.
I: leg, T: antenna, and X: beetle. You press <<T>>.
I: meat grinder, T: bottle, and X: gazelle. You press <<X>>.
I: face mask, T: air pump, and X: watermelon. You press <<X>>.
I: doorhandle, T: tambourine, and X: dishwasher. You press <<X>>.
I: crucifix, T: chainsaw, and X: patty. You press <<X>>.
I: bike, T: bean, and X: pacifier. You press <<I>>.
I: outfit, T: calf, and X: duckling. You press <<X>>.
I: asparagus, T: amplifier, and X: fuse. You press <<I>>.
I: incense, T: wok, and X: dirt bike. You press <<X>>.
I: grape, T: poker, and X: banjo. You press <<I>>.
I: mold, T: spatula, and X: station wagon. You press <<X>>.
I: wetsuit, T: wagon, and X: bulletproof vest. You press <<T>>.
I: glove, T: tractor, and X: teabag. You press <<T>>.
I: propeller, T: yogurt, and X: gravy. You press <<I>>.