Thematic Material

The first subject uses two strings of notes:


and


I interleaved the two sets and fiddled with the octaves to get this:


Adjusting the rhythm to something more interesting produced these two and a half bars:


Overlapping on the b-flat, the next three bars place the 2nd, 3rd, and 4th notes of the interleaved string at the beginning of each bar:


Two extension bars follow, ending with A – D – B – E straight from the string:


The whole is thus:


For harmonization, I borrowed La Folia’s base line, transposed to D


resulting in this straight-forward opening:


The cello overlaps a repetition of the theme, passes it to the viola, who passes it up to the second violin, then returns it to the viola, all without commentary (that will come later):