CREATE TABLE table_8121 ("Date" TEXT, "Tournament" TEXT, "Winning score" TEXT, "Margin of victory" TEXT, "Runner ( s ) -up" TEXT)

Which Runner(s)-up has a Date of may 19, 1973?
SELECT "Runner(s)-up" FROM table_8121 WHERE "Date" = 'may 19, 1973'
SELECT "Runner(s)-up" FROM "table_8121" WHERE "Date" = 'may 19, 1973'