CREATE TABLE table_68599 ("Outcome" CLOB, "Year" FLOAT, "Tournament" CLOB, "Partner" CLOB, "Opponent" CLOB, "Score" CLOB)

What tournament has an opponent gan teik chai lin woon fui?
SELECT "Tournament" FROM table_68599 WHERE "Opponent" = 'gan teik chai lin woon fui'
SELECT "Tournament" FROM "table_68599" WHERE "Opponent" = 'gan teik chai lin woon fui'