The Inventions No. 1, 6, 9, 10 and 11. The violin voice playes the upper voice in the original, the second voice is transposed here and there an octave upwards by which the distance to the violin reduces a bit and the voice does not become thus deep sounding. Besides, one comes only seldom into thumb position, so that the pieces are to be mastered also by not yet so far advanced bassists. Nevertheless, besides, the music itself remains rather demanding.