Question: Which of the following cities is situated at the confluence of the Tuo River and the Yangtze River: Luzhou or Xianning?
Sentence (from "Jiangxia District"): It borders the districts of Caidian and Hannan across the Yangtze and Hongshan to the north, as well as the prefecture-level cities of Ezhou to the east, Huangshi to the southeast, and Xianning to the south.
Relevant evidence: No