CREATE TABLE table_204_961 (id DECIMAL, "title" TEXT, "director" TEXT, "production" TEXT, "music" TEXT, "cast" TEXT, "release date" TEXT)

tell me the number of directors for arunthathi .
SELECT "director" FROM table_204_961 WHERE "title" = 'arunthathi'
SELECT "director" FROM "table_204_961" WHERE "title" = 'arunthathi'