The Four Lanes: Elif, Dario, Gustav, and Bruno

Verified— unique solution

zebra

Four lanes stand in a row, numbered 1 to 4 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 running on hydrogen is somewhere to the left of the driver with the owl mascot. 2. The driver running on diesel is somewhere to the left of the driver of the blue car. 3. The driver running on hydrogen is somewhere to the left of the driver of the yellow car. 4. The driver with the wolf mascot is directly next to Gustav. 5. The driver of the silver car is the driver running on hydrogen. 6. The driver of the blue car is the driver with the bear mascot. 7. The driver running on biofuel is Gustav. 8. The driver of the yellow car is Elif. 9. The driver of the blue car is directly next to Dario. 10. The driver of the green car is directly next to Dario.

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 (1–4) does “Elif” end up at? Answer with the number.

Hints

Solution

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