Question: Which is a prefecture-level city, Shulan or Zunyi?
Context: Zunyi () is a prefecture-level city in northern Guizhou province, People's Republic of China, situated between the provincial capital Guiyang to the south and Chongqing to the north, also bordering Sichuan to the northwest.  Along with Guiyang and Liupanshui, it is one of the most important cities of the province.  The built-up (or metro) area made of two urban districts of the city, Huichuan and Honghuagang, had a population of 1,095,189 people, and the whole prefecture, including 14 county-level administration area as a whole, has a population of 6,127,009 at the 2010 census. Langfang (), is a prefecture-level city of Hebei Province, which was known as Tianjin Prefecture until 1973.  Hebei province was renamed Langfang Prefecture after Tianjin became a municipality and finally upgraded into a prefecture-level city in 1988.  Langfang is located approximately midway between Beijing and Tianjin.  At the 2010 census, the population of Langfang was 4,358,839, of whom 868,066 lived in the built-up ("or metro") area made of Guangyang and Anci districts; its total area is around 6417.28 km² .  Langfang borders Baoding to the southwest, Cangzhou to the south (both prefecture-level cities of Hebei), Beijing to the north and Tianjin to the east.  Sanhe City and Dachang Hui County are now conurbated with Beijing, so that they form part of the same built-up area.  Langfang is the smallest prefecture-level city of Hebei Province by land area. The 4301/4302 Jilin-Shulan Through Train (Chinese:4301/4302次吉林到舒兰普通旅客快车) is a Chinese passenger train service running between Jilin City to Shulan express passenger trains by the Shenyang Railway Bureau, Jilin passenger segment responsible for passenger transport task, Jilin originating on the Shulan train.  25B Type Passenger trains running along the Jishu Railway across Jilin and other provinces and cities, the entire 90 km.  Jilin Railway Station to Shulan Railway Station running 2 hours and 11 minutes, use trips for 4301; Shulan Railway Station to Jilin Railway Station to run 1 hour and 59 minutes, use trips for 4302. Bozhou District (), formerly Zunyi County, is a district of Zunyi City, Guizhou, China. Renhuai (仁怀市) is a county-level city located in Guizhou Province, China.  It is under the administration of the prefecture-level city of Zunyi. Chishui () is a county-level city of Guizhou Province, China.  It is under the administration of the prefecture-level city of Zunyi. Fate () is a town within the county-level city of Shulan, in the north of Jilin Province in Northeast China.  It is located on the right (eastern) bank of the Songhua River, 45 km west of downtown Shulan, and 75 km north of the prefectural capital of Jilin City. Shulan () is a city in northern Jilin province, Northeast China.  It falls under the administration of Jilin City, 71 km to the south-southwest. Zunyi Xinzhou Airport (IATA: ZYI, ICAO: ZUZY) is a dual-use military and civil airport serving the city of Zunyi in China's southwestern Guizhou Province.  It is located in the town of Xinzhou in Xinpu New Area.  The military air base was built in 1966 and completed in 1970. Renhuai Maotai Airport (IATA: WMT) is an airport being constructed to serve the county-level city of Renhuai, which is under the administration of the prefecture-level city of Zunyi in Guizhou Province, China.  It is located in Yinshui Village, Daping Township.  The airport is named after the famous Maotai liquor produced in the nearby town of the same name.  It will be the second airport in Zunyi, after Zunyi Xinzhou Airport.
Answer: Shulan