2012 Challengers League

Columns: Club | City | Stadium | Manager
Jungnang Chorus Mustang | Seoul | Jungnang Public Ground | Kim Sang-hwa | Namyangju United | Namyangju | Namyangju Stadium | Lee Jong-woon | Paju Citizen | Paju | Paju Stadium | Cho Deok-jeung | FC Pocheon | Pocheon | Pocheon Stadium | Lee Su-sik | Seoul FC Martyrs | Seoul | Gangbuk Stadium | Yoo Bong-ki | Seoul United | Seoul | Madeul Stadium | Bae Hyung-ryul | Yangju Citizen | Yangju | Yangju Stadium | Kim Jong-boo | Yeonggwang FC | Yeonggwang | Yeonggwang Sportium | Kim Han-bong | Yesan Citizen | Yesan | Yesan Stadium | Choi Jong-duk

Example questions:
The manager of the 2012 Challengers League club the Yangju Citizen was born in what year ? | To the north of where the 2012 Challengers League club Namyangju United play is what city ? | In what year was the manager of the 2012 Challengers League club the Yesan Citizen born ? | In what year was the stadium of the 2012 Challengers League club the Bucheon FC 1995 opened ? | What is the GDP per capita in the city in which the 2012 Challengers League club Seoul United play ?

Answers:
1965 | Pocheon City | 1954 | 2001 | $ 40,000