CREATE TABLE table_42634 ("Date" CLOB, "Tournament" CLOB, "Winning score" CLOB, "Margin of victory" CLOB, "Runner ( s ) -up" CLOB)

What tournament had a winning score of 27 (64-64-61=189)?
SELECT "Tournament" FROM table_42634 WHERE "Winning score" = '−27 (64-64-61=189)'
SELECT "Tournament" FROM "table_42634" WHERE "Winning score" = '−27 (64-64-61=189)'