CREATE TABLE table_name_18 (score VARCHAR, opponents_in_the_final VARCHAR)

WHich Score has marcelo filippini mark koevermans?
SELECT score FROM table_name_18 WHERE opponents_in_the_final = "marcelo filippini mark koevermans"
SELECT "score" FROM "table_name_18" WHERE "marcelo filippini mark koevermans" = "opponents_in_the_final"