CREATE TABLE table_80301 ("Year" CLOB, "Winner" CLOB, "Country" CLOB, "Score" CLOB, "Margin" CLOB, "Runner ( s ) -up" CLOB)

Who was the runner-up when the margin was 1 stroke?
SELECT "Runner(s)-up" FROM table_80301 WHERE "Margin" = '1 stroke'
SELECT "Runner(s)-up" FROM "table_80301" WHERE "Margin" = '1 stroke'