Question: In between Chizhou and Xingtai which has  a total area of 12486 km2?
Sentence (from "Xingtai"): At the 2010 census, its population was 7,104,103 inhabitants whom 1,461,809 lived in the built-up ("or metro") area made of 2 urban districts and Xingtai and Nanhe Counties largely being conurbated now.
Relevant evidence: No