Brandenburg Concerto No. 5 with a concertino consisting of three instruments. However, throughout the concerto the harpsichord takes the leading role among the soloists, with, for instance, a long solo passage for this instrument near the end of the first movement: neither of the other soloists has a comparable solo passage. In this sense the concerto has been called the first keyboard concerto ever written. Vivaldi, and other composers, had occasionally given solo passages to keyboard instruments in their concertos before Bach, but never had a concerto been written which gave the harpsichord a soloist role throughout on the scale of the fifth "Brandenburg
Piano concertos by Wolfgang Amadeus Mozart of "fiddling" with all the themes, instead is left with the ritornellic impression: Mozart truly uses "art to conceal art". One further point of great importance is the interaction between piano and orchestra. In the earlier concertos, such as the not totally successful No. 13 in C major, and even more so, perforce, in the concertos for two and three pianos, the interaction between the two is limited, but the later concertos develop the subtle relations between them to a high degree; for example, in No. 16, K. 451. His later concertos are truly described as concertos for "piano and