halfdiminished 7th-positions

1

   b

   1-s

2

               2-s

3

                3-s

4

    b

    4-s

5

                5-s

6

                6-s

7

    b

   7-s

8

                8-s

9

                9-s

10

    b

   10-s

11

                11-s

12

                12-s