CREATE TABLE table_9220 ("Tournament" CLOB, "Surface" CLOB, "Week" CLOB, "Winner and score" CLOB, "Finalist" CLOB, "Semifinalists" CLOB)

what is the week when the finalist is marcelo r os?
SELECT "Week" FROM table_9220 WHERE "Finalist" = 'marcelo ríos'
SELECT "Week" FROM "table_9220" WHERE "Finalist" = 'marcelo ríos'