Prelude 1, in C Major, Book One, Well Tempered Klavier: This deceptively simple composition gradually embraces remote overtones of the harmonic series and gives birth to chromaticism as Berstein describes at 4:56

When u got turtlenecks, shoulder pads and a unibrow u can't be stopped

                        1. Hymn
                               \
                    2. Soul -> 4. NjS -> 5. Jazz -> 6. Fusion
                               /
                               3. Blues

• Root, 3rd, 5th, ♭♭7, 9th)

- 11th, 13th

• ♭9,♯9,♯11,♭13

                      1. Root
                            \
           2. Pentatonic -> 4. Chromatic -> 5. Temperament -> 6. Expression
                            /
                            3. Diatonic