(--------x2------------)
|--------------------------------------|
|--------------------------------------|
|------------------------9-9-9-11-9----|
|--------------------------------------|
|--7-7-7-9-7-7-7-7-9-7-6---------------|
|--------------------------------------|

|-----------------------------------------|
|----------------------------5-4----------|
|--9-9-9-11-9-8-9----------------4-6-4-2-4|
|-----------------------------------------|
|-------------------&2-4-2-4--------------|
|-----------------------------------------|

|---------12-11-------11-12-14-14-14-14-14|
|---------------12-14---------------------|
|-----------------------------------------|
|-----------------------------------------|
|-----------------------------------------|
|-7-9-7-9---------------------------------|