Brandenburg Concertos Piccolo concertato, 2 Violini, una Viola col Basso Continuo. "Instrumentation": two corni da caccia (natural horns), three oboes, bassoon, violino piccolo, two violins, viola, cello, basso continuo "Duration": about 22 minutes This concerto is the only one in the collection with four movements. The concerto also exists in an alternative version, Sinfonia BWV 1046a, which appears to have been composed during Bach's years at Weimar. The Sinfonia, which lacks the third movement entirely, and the Polacca from the final movement, appears to have been intended as the opening of the cantata "Was mir behagt, ist nur die muntre Jagd", BWV
Piano concertos by Wolfgang Amadeus Mozart orchestra" rather than the more obviously "piano" concertos of the nineteenth century (e.g., that of Grieg etc.). Because Mozart was developing the form of his concertos as he wrote them and not following any preconceived "rules" (apart, presumably, from his own judgement of taste), many of the concertos contravene one or other of the generalisations given above. For example, K. 488 in A major lacks new expositional material, and "merely" repeats the preludial material; further, it effectively merges the first ritornello and the middle section, as does K. 449 in E. Several of the later concertos do not hesitate to