Question: Other than Beijing, Shanghai and Tianjin, what other major city is one of China's four direct-controlled municipalities, and is also the birthplace of Chinese rally driver, Liu Caodong?
Sentence (from "Liu Caodong"): Liu Caodong (刘曹冬, 22 February 1985 – 8 June 2011) was a Chinese rally driver born in Chongqing.
Relevant evidence: Yes