`Spanish party` `Chess` for violin and cello conceived of Yuri Galperin cycle of musical duos `The Royal Games`. Based on the composer of the Spanish game played by great chess players V. Steinitz and V. Blackburn in London in 1876.
Form of composing-follow move for move marked figures in the score the most party. As an algorithm was taken a chessboard in the cells of which a overtone series is vertically used and sounds corresponding to the Latin alphabet are horizontally used. In addition each chess piece is assigned a certain musical element for example the course of the elephant is characterized by glissando horse gruppetto the pawn has no personality and therefore no element is assigned to it. Each event on the chessboard corresponds to a musical `event` a certain rhythmic figure a characteristic motif an octave move etc.