Question: What was the winning score for the tournament where Garth Mulroy was the runner-up?
SQL: SELECT "Winning score" FROM "2-1598164-4" WHERE "Runner(s)-up" = 'Garth Mulroy';

Question: Which tournament had a margin of victory of 6 strokes?
SQL: SELECT "Tournament" FROM "2-1598164-4" WHERE "Margin of victory" = '6 strokes';

Question: For the tournament played on 16 Jan 2011, what was the winning score?
SQL: SELECT "Winning score" FROM "2-1598164-4" WHERE "Date" = '16 Jan 2011';

Question: For the tournament ending with a margin of victory of 2 strokes, who was the runner(s)-up?
SQL: SELECT "Runner(s)-up" FROM "2-1598164-4" WHERE "Margin of victory" = '2 strokes';

Question: What was the winning score for the tournament where Garth Mulroy was the runner-up, and the margin of victory was 1 stroke?
SQL: SELECT "Winning score" FROM "2-1598164-4" WHERE "Margin of victory" = '1 stroke' AND "Runner(s)-up" = 'Garth Mulroy';

Question: For the tournament ending with a margin of victory of 6 strokes, what was the winning score?
SQL: SELECT "Winning score" FROM "2-1598164-4" WHERE "Margin of victory" = '6 strokes';