Köchel catalogue Anh. A have been identified since 1965 as by Leopold Mozart. Many works in Anh. C have since been more reliably assigned to other composers, or to Mozart himself. To maintain as much of the original K-numbering of the list as possible, while re-ordering in the revised, chronological sequence, letters were added to the new numbers. The following list shows Köchel's original designation (K) and the sixth edition (K). Other addenda and supplements to the catalogue are marked "." (This has been abbreviated to 'Anh.' in the list below.) Works listed as composed for piano were most likely performed on
Chess composer Chess composer A chess composer is a person who creates endgame studies or chess problems. Chess composers usually specialize in a particular genre, e.g. endgame studies, twomovers, threemovers, moremovers, helpmates, selfmates, or fairy problems. Moreover, composers have their own preferred style of composing, allowing their sorting according to composition schools. Some chess composers produce huge numbers of chess compositions, while others try to achieve as much quality as possible and present new works only rarely. It is possible for chess composers to gain official FIDE titles, usually for a given number of problems published in FIDE Albums. For example, Milan