Question: In between Huadu District and Xiantao which one covers an area of 2538 square km.?
Sentence (from "Xiantao"): Located at the Jianghan Plain in the middle of Hubei province and spanning 112°55'—113°49' east longitude and 30°04'—30°32' north latitude, Xiantao City covers an area of 2538 square km.
Relevant evidence: Yes