CREATE TABLE table_34804 ("Date" CLOB, "Tournament" CLOB, "Winning score" CLOB, "Margin of victory" CLOB, "Runner-up" CLOB)

Which Runner-up has a Winning score of 20 (70-69-64-65=268)?
SELECT "Runner-up" FROM table_34804 WHERE "Winning score" = '−20 (70-69-64-65=268)'
SELECT "Runner-up" FROM "table_34804" WHERE "Winning score" = '−20 (70-69-64-65=268)'