Bach's ninth and seventh chord with augmented, diminished, and perfect fifth

This is the powerful Grave passage from Bach's Toccata, Adagio, and Fugue in C major, BWV 564. It contains six examples of the ninth and seventh chord accompanied by an augmented, diminished, as well as perfect fifth. #bach #bach #bach #bach #bach #bach #bach #bach #bach #bach #musictheory #musictheory #musictheory #musictheory #musictheory #musictheory #musictheory #musictheory #musictheory #musictheory #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #musicanalysis #harmony #harmony #harmony #harmony #harmony #harmony #harmony #harmony #harmony #harmony #chords #chords #chords #chords #chords #chords #chords #chords #chords #chords