Question: Which is more populous, Jilin City or Lucheng, Shanxi?
Context: The Z117/118 Beijing-Jilin Through Train (Chinese:Z117/118次北京到吉林直达特快列车) is Chinese railway running between the capital Beijing to Jilin City express passenger trains by the Shenyang Railway Bureau, Jilin passenger segment responsible for passenger transport task, JIlin originating on the Beijing train.  25T Type Passenger trains running along the Jingha Railway and Changtu Railway across Jilin, Liaoning, Hebei, Tianjin, Beijing and other provinces and cities, the entire 1131 km.  Beijing Railway Station to Jilin Railway Station running 14 hours and 9 minutes, use trips for Z117; Jilin Railway Station to Beijing Railway Station to run 12 hours and 17 minutes, use trips for Z118. The 6021/6022 Jilin-Harbin Through Train (Chinese:6021/6022次吉林到哈尔滨东普通旅客列车) is a Chinese passenger train service running between Jilin City to Harbin, capital of Heilongjiang express passenger trains by the Shenyang Railway Bureau, Jilin passenger segment responsible for passenger transport task, Jilin originating on the Harbin train.  25B Type Passenger trains running along the Jishu Railway and Labin Railway across Heilongjiang, Jilin and other provinces and cities, the entire 284 km.  Jilin Railway Station to Harbin East Railway Station running 6 hours and 37 minutes, use trips for 6021; Harbin East Railway Station to Jilin Railway Station to run 6 hours and 55 minutes, use trips for 6022. Jilin City No.1 High School (, Pinyin: jí lín shì dì yī Zhōng xué xiào), commonly abbreviated as Jilin Yizhong (), is a highly prestigious public key high school in Jilin City. The D73/74 Beijing-Jilin Through Train (Chinese:D73/74次北京到吉林动车组列车) is a railway running between Beijing and Jilin City.  It carries express passenger trains for the Shenyang Railway Bureau.  The Jilin passenger segment is responsible for passenger transport.  CRH5 Type Passenger trains run along the Jingha Railway, Harbin–Dalian High-Speed Railway and Changchun–Jilin Intercity Railway across Jilin, Liaoning, Hebei, Tianjin, Beijing and other areas.  The route spans 1248 km.  Beijing Railway Station to Jilin Railway Station requires 7 hours and 5 minutes.  Jilin Railway Station to Beijing Railway Station runs 7 hours and 21 minutes. Lucheng (Chinese Character: 潞城, pinyin: Lùchéng) is a county-level city in south-eastern Shanxi province of the People's Republic of China.  As a division of Changzhi City, it covers an area of 615 km² and has a population of 210,000.  Approved by the State Council in 1994, its title changed from Lucheng County to Lucheng City.  Lucheng's economy is driven by coal industry and limestone mining. Yongji () is a county of central Jilin province, China, located just 18 km outside of Jilin City.  It is under the administration of Jilin City, with a population of 400,000 residing in an area of 2625 km2 , and the county's seat is located in the town of Kouqian Jilin Provincial Experimental School () is a coeducational public middle school for both boarding and day students from grades 7 to 12 (ages 12 to 18).  Founded in 1948, the school was originally located in Jilin City of Jilin, Northeast China.  In 1955, along with the Provincial Government, the School moved to the new capital city Changchun.  It is a key high school in Jilin Province and is listed the Top 100 Chinese High Schools 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. Jilin Ertaizi Airport () (IATA: JIL, ICAO: ZYJL) is a military airport that formerly served commercial flights to Jilin City in Jilin Province, China.  By October 3, 2005, all of its commercial flights were transferred to the newly opened Changchun Longjia International Airport and Jilin Airport halted operation. Jilin City (postal: Kirin; ) Is the second-largest city and former capital of Jilin province in Northeast China.  As of the 2010 census, 4,413,517 people resided within its administrative area of 27166.37 km² and 1,975,121 in its built-up ("or metro") area consisting of four urban districts.  A prefecture-level city, it is the only major city nationally that shares its name with its province.
Answer: Jilin City