The Three Lanes: Cleo, Dario, and Bruno

Verified— unique solution

zebra

Three lanes stand in a row, numbered 1 to 3 from left to right. Each holds exactly one of each attribute, and no attribute repeats. Work out the full arrangement from these clues: 1. The driver sponsored by the airline is Bruno. 2. Dario is directly next to the driver sponsored by the brewery. 3. The driver sponsored by the brewery is immediately to the left of the driver sponsored by the airline. 4. Bruno is the driver running on hydrogen. 5. Cleo is the driver running on petrol.

Hints

Hint 1

Hint 2

Hint 3

Solution

Commit an attempt to unseal the proof. Write your answer — right or wrong, thinking it through is the point.

In the final arrangement, which numbered lane (1–3) does “Bruno” end up at? Answer with the number.

Hints

Solution

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