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

X: yak, P: kite, and Y: wedding cake. You press <<X>>.
X: terrarium, P: folder, and Y: ferry. You press <<P>>.
X: bug, P: shoelace, and Y: caterpillar. You press <<P>>.
X: seahorse, P: kayak, and Y: lemon. You press <<P>>.
X: tank, P: margarita, and Y: jeans. You press <<P>>.
X: fence, P: chain, and Y: oatmeal. You press <<Y>>.
X: satellite, P: bedpost, and Y: staple gun. You press <<X>>.
X: soccer ball, P: sloth, and Y: burrito. You press <<X>>.
X: file, P: flamethrower, and Y: jeep. You press <<X>>.
X: bobsled, P: jump rope, and Y: microphone. You press <<Y>>.
X: mirror, P: mop, and Y: trailer. You press <<Y>>.
X: bag, P: duck, and Y: tugboat. You press <<X>>.
X: hookah, P: swimming pool, and Y: orchid. You press <<P>>.
X: meerkat, P: tadpole, and Y: loincloth. You press <<Y>>.
X: wedding cake, P: hookah, and Y: apple tree. You press <<Y>>.
X: flyswatter, P: hookah, and Y: dandelion. You press <<X>>.
X: bug, P: caterpillar, and Y: shoelace. You press <<Y>>.
X: saw, P: ski lift, and Y: bread. You press <<Y>>.
X: green beans, P: stapler, and Y: razor blade. You press <<X>>.
X: scuba, P: polygraph, and Y: knee. You press <<Y>>.