[Ab                            Ab7
+---------+---------+---------+---------+

 Db                  Ab
+---------+---------+---------+---------+

 Eb7                 Ab
+---------+---------+---------+---------+

 Bb7                 Eb7
+---------+---------+---------+---------+

 Ab                            Ab7
+---------+---------+---------+---------+

 Db                  C7
+---------+---------+---------+---------+

 Db        Dbm       Ab        F7
+---------+---------+---------+---------+

 Bb7       Eb7       Ab  Ao    Bbm7 Eb7 ]
+---------+---------+---------+---------+