A symphony of Three Orchestras was dedicated to someone who died in what year?
Pierre Boulez Pierre Louis Joseph Boulez CBE (] ; 26 March 1925 – 5 January 2016) was a French composer, conductor, writer and organiser of institutions. He was one of the dominant figures of the post-war classical music world.
Symphony, K. 16a (Mozart) The Symphony in A minor "Odense", K. Anh. 220/16a, was formerly attributed to Wolfgang Amadeus Mozart. It is one of only three symphonies possibly by Mozart (alongside the two G minor symphonies, No. 25 and No. 40) to be in a minor key.