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

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 bound for Vienna is the traveler doing a crossword. 2. Zara is the traveler with the trunk. 3. The traveler bound for Prague is Keiko. 4. The traveler with the backpack is directly next to the traveler doing a crossword. 5. The traveler bound for Porto is the traveler reading a newspaper. 6. The traveler bound for Porto is directly next to the traveler bound for Prague. 7. Jonas is immediately to the left of the traveler bound for Prague. 8. The traveler reading a manual is directly next to the traveler with the trunk. 9. The traveler bound for Vienna is Jonas. 10. The traveler bound for Porto is immediately to the right of the traveler with the suitcase.