CREATE TABLE table_36550 ("Year" FLOAT, "Title" CLOB, "Format" CLOB, "Label" CLOB, "Catalogno" CLOB, "Remark" CLOB)

Whati s the format for the catalogno of st 491?
SELECT "Format" FROM table_36550 WHERE "Catalogno" = 'st 491'
SELECT "Format" FROM "table_36550" WHERE "Catalogno" = 'st 491'