The Four Lanes: Cleo, Bruno, Gustav, and Aiko
Verified— unique solution
logic grid
Four drivers — Cleo, Bruno, Gustav, and Aiko — each have exactly one sponsor, mascot, and fuel, and no two share any of them. Match each driver to their sponsor, mascot, and fuel from these clues:
1. The driver sponsored by the brewery is the driver with the hawk mascot.
2. Cleo is not the driver sponsored by the airline.
3. The driver sponsored by the airline is the driver running on diesel.
4. Bruno is not the driver sponsored by the brewery.
5. Aiko is not the driver with the hawk mascot.
6. The driver with the bear mascot is the driver of the electric car.
7. The driver with the hawk mascot is the driver running on biofuel.
8. Cleo is not the driver sponsored by the bank.
9. Aiko is not the driver running on diesel.
10. The driver sponsored by the airline is the driver with the wolf mascot.
11. Cleo is not the driver running on biofuel.
12. The driver sponsored by the bank is the driver of the electric car.
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 matching, which fuel goes with “Gustav”? Answer with just the fuel.
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