2012 Korea National League

Columns: Team | Location | Stadium | Stadium capacity
Gimhae City | Gimhae | Gimhae Stadium | 30,000 | Goyang KB Kookmin Bank | Goyang | Goyang Stadium Uijeongbu Stadium | 41,311 35,000 | Incheon Korail | Incheon | Incheon Munhak Stadium | 49,084 | Mokpo City | Mokpo | Mokpo International Football Center | 5,952 | Suwon City | Suwon | Suwon Sports Complex Suwon World Cup Stadium Auxiliary Pitch | 24,670 1,044 | Ulsan Hyundai Mipo Dockyard Dolphin | Ulsan | Ulsan Stadium | 19,665 | Yongin City | Yongin | Yongin Football Center | 12,000

Example questions:
What is the capacity of a stadium which is home ground to a 2012 Korean National League team who were final champions of the Korea National League ? | What is the name of a 2012 Korean National League team playing home games on a stadium that previously had a capacity of 30000 people ? | What is the capacity of a stadium located in the third most-populous city in the Hoseo region , where there is a 2012 Korean National League team ? | What is the name of the 2012 Korean National League team playing home games on a stadium that is also home ground for Gyeongnam FC ?

Answers:
22,333 | Busan Transportation Corporation | 32,000 | Changwon City