entschlackt [Piece in Two Parts] resulted from an attempt to write music that is clear, precise and concentrated without being superficially ’simple‘. The ‘purged’ or ‘cleansed‘ character of the piece is noticeable in its sound – using a combination of instruments that produces rather distinct colours – as well as in its form. Each possible combination of the four instruments from solo to quartet is arrayed in short sections (except for a few overlapping passages). The two movements are quite as...