CREATE TABLE table_48441 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Partnering" CLOB, "Opponents" CLOB, "Score" CLOB)

Which Tournament has Opponents of marc l pez santiago ventura?
SELECT "Tournament" FROM table_48441 WHERE "Opponents" = 'marc lópez santiago ventura'
SELECT "Tournament" FROM "table_48441" WHERE "Opponents" = 'marc lópez santiago ventura'