The Four Platforms: Keiko, Zara, Priya, and Luca

Four platforms 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 traveler holding a rail pass is directly next to the traveler holding a standard ticket. 2. Zara is directly next to the traveler with the duffel bag. 3. Zara is not the traveler holding a standard ticket. 4. Luca is immediately to the left of the traveler reading a comic. 5. The traveler with the suitcase is somewhere to the left of Priya. 6. The traveler with the backpack is immediately to the right of the traveler reading a manual. 7. Keiko is the traveler with the guitar case. 8. The traveler reading a newspaper is immediately to the right of the traveler with the backpack. 9. The traveler holding a rail pass is the traveler with the suitcase. 10. The traveler holding a group fare is directly next to Zara.