---------------------------------------|
|--------------------------------------|
|-----3-5-3-5-3-5-5-------------3-5-3-5|
|-3-5-3-5-3-5-3-5-5-3-5-5-5-3-5-3-5-3-5|
|-3-5-1-3-1-3-1-3-3-3-5-5-5-3-5-1-3-1-3|
|-1-3---------------1-3-3-3-1-3--------|
----------------------------------------|
|---------------------------------------|
|---------------------------------------|
|--5b6r5 3-5b6r5-3-5--------------------| 3x
|---------------------------------------|
|---------------------------------------|
|---------------------------------------|
|---------------------------------------|
|-5b6--5b6------------------------------|
|-5b6--5b6------------------------------|
|---------------------------------------|
|---------------------------------------|