CREATE TABLE table_204_104 (id DECIMAL, "title" TEXT, "genre" TEXT, "sub\\u00addivisions" TEXT, "libretto" TEXT, "premiere date" TEXT, "place ,  theatre" TEXT, "notes" TEXT)

how many operas on this list has at least 3 acts ?
SELECT COUNT("title") FROM table_204_104 WHERE "sub\u00addivisions" >= 3
SELECT COUNT("title") FROM "table_204_104" WHERE "sub\u00addivisions" >= 3