CREATE TABLE table_204_865 (id DECIMAL, "date" TEXT, "tournament" TEXT, "winner" TEXT, "purse  ( $ ) " DECIMAL, "notes" TEXT)

who was the previous tournament winner before andres romero at the september 29 salta open ?
SELECT "winner" FROM table_204_865 WHERE "date" < (SELECT "date" FROM table_204_865 WHERE "winner" = 'andres romero') ORDER BY "date" DESC LIMIT 1
SELECT "winner" FROM "table_204_865" WHERE "date" < (SELECT "date" FROM "table_204_865" WHERE "winner" = 'andres romero') ORDER BY "date" DESC NULLS LAST LIMIT 1