Vestas Feuer by Pamina and Papageno in "The Magic Flute"), which has the same key and time signature and was the subject of a set of variations for cello and piano by Beethoven (WoO 46), written 1801. Lockwood also discerns a precedent set by Mozart involving formal structure: an "Introduzione"; i.e. Beethoven's scene forms a separable initial section of an opera having some degree of integrity of both plot and harmonic plan; Lockwood calls the "Introduzione" a "miniplay". Three of Mozart's operas begin with such an "Introduzione": "Don Giovanni", "Così fan tutte", and "The Magic Flute". Beethoven's "Introduzione" has a harmonic structure
Wolfgang Amadeus Mozart and Prague it was only a mixed success at its premiere in Vienna in May 1786. Mozart's opera "The Marriage of Figaro", which premiered in Vienna, was produced in late 1786 in Prague with tremendous success. The reviewer for the Prague newspaper "Oberpostamtzeitung" wrote "No piece (so everyone here asserts) has ever caused such a sensation as the Italian opera "Die Hochzeit des Figaro", which has already been given several times here with unlimited applause." The orchestra and some affiliated music lovers funded a personal visit by Mozart so he could hear the production. Mozart first came to Prague on 11 January