Question: What is Winning Score, when Tournament is Joburg Open 1, and when Date is 17 Jan 2010?
SQL: SELECT "Winning score" FROM "2-1598164-6" WHERE "Tournament" = 'Joburg Open 1' AND "Date" = '17 Jan 2010';

Question: What is Date, when Tournament is Alfred Dunhill Championship 1?
SQL: SELECT "Date" FROM "2-1598164-6" WHERE "Tournament" = 'Alfred Dunhill Championship 1';

Question: What is Tournament, when Margin is Victory of 6 strokes?
SQL: SELECT "Tournament" FROM "2-1598164-6" WHERE "Margin of victory" = '6 strokes';

Question: What is Winning Score, when Date is 17 Jan 2010?
SQL: SELECT "Winning score" FROM "2-1598164-6" WHERE "Date" = '17 Jan 2010';

Question: What is Tournament, when Runner(s)-Up is Garth Mulroy?
SQL: SELECT "Tournament" FROM "2-1598164-6" WHERE "Runner(s)-up" = 'Garth Mulroy';

Question: What is Runner(s)-Up, when Margin of Victory is 1 stroke, and when Tournament is Joburg Open 1?
SQL: SELECT "Runner(s)-up" FROM "2-1598164-6" WHERE "Margin of victory" = '1 stroke' AND "Tournament" = 'Joburg Open 1';