user: Question: Who won after 1999 with Changwon LG Sakers as runners-up?
Columns: ['Year', 'Champions', 'Result', 'Runners-up', 'Playoffs MVP']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1997.0, 'Busan Kia Enterprise', '4–1', 'Wonju Naray Blue Bird', 'Kang Dong-Hee ( Kia )']
SQL:

assistant: SELECT "Champions" FROM "Table" WHERE "Year" > 1999.0 AND "Runners-up" = 'Changwon LG Sakers';