Four Brothers is a jazz standard composed by Jimmy Giuffre in 1947 and performed by Woody Herman Orchestra ...

We have the option to proceed in two ways, considering the tonal centers of the song and thinking about major scales associated with them, or considering the individual agreements.

Analyze a piece of tonal harmony is an important step to be able to improvise on that structure. In the analysis we will try to relate every chord used with the home key, which for Autumn Leaves is G major. We will refer to quadriadi harmonizing the major scale, you'll find in this article (the quadriadi of the major scale).