Bb minor major 9th chord

BbmM9 chord for piano with keyboard diagram.
Explanation: The B flat minor major ninth is a five-note chord. The chord has various abbreviations, including BbmMaj9, Bbm(M9) and Bbminmaj9.
Theory: The BbmM9 chord is constructed with a root, a minor third, a perfect fifth, a major seventh and a major ninth. It shares features of both minor and major ninth.