CREATE TABLE table_68600 ("Outcome" CLOB, "Year" FLOAT, "Tournament" CLOB, "Partner" CLOB, "Opponent" CLOB, "Score" CLOB)

What tournament has an opponent jung jae-sung lee yong-dae?
SELECT "Tournament" FROM table_68600 WHERE "Opponent" = 'jung jae-sung lee yong-dae'
SELECT "Tournament" FROM "table_68600" WHERE "Opponent" = 'jung jae-sung lee yong-dae'