{"conversations": [{"from": "human", "value": "Zein dira munduko hiririk populatuenak gaur egun? Handitik txikira ordenatzen ditu."}, {"from": "gpt", "value": "1. Tokyo 2. Delhi 4. S\u00e3o Paulo 5. Mexiko Hiria 6. Kairo 7. Bombay 8. Pekin 9. Daca 10. Osaka 11. New York 12. Karachi 13. Buenos Aires 14. Chongqing 15. Istanbula"}]}