CREATE TABLE table_72599 ("Tournament" CLOB, "Country" CLOB, "Location" CLOB, "Current Venue" CLOB, "Began" FLOAT, "Court surface" CLOB)

Which tournaments current venue is the Madrid Arena?
SELECT "Tournament" FROM table_72599 WHERE "Current Venue" = 'Madrid Arena'
SELECT "Tournament" FROM "table_72599" WHERE "Current Venue" = 'Madrid Arena'