CREATE TABLE table_42729 ("Date" CLOB, "Tournament" CLOB, "Winning score" CLOB, "To par" CLOB, "Margin of victory" CLOB, "Runner ( s ) -up" CLOB)

What is the Winning score when the To par was 21?
SELECT "Winning score" FROM table_42729 WHERE "To par" = '−21'
SELECT "Winning score" FROM "table_42729" WHERE "To par" = '−21'