Bbm7       Ab       Gb     Ab
E|---------------------------------------------------------------------------|
B|--------6---------4------2------4------------------------------------------|
G|------6---------5--------3------5------------------------------------------|
D|----6---------6----------4------6------------------------------------------|
A|---------------------------------------------------------------------------|
E|--6---------4------------2------4------------------------------------------|

      Bbm7       Ab       Gb     Fm7
E|---------------------------------------------------------------------------|
B|--------6---------4------2------1------------------------------------------|
G|------6---------5--------3------1------------------------------------------|
D|----6---------6----------4------1------------------------------------------|
A|---------------------------------------------------------------------------|
E|--6---------4------------2------1------------------------------------------|