|-----------------------------------------|
|-----------------------------------------|
|-----------------------------------------|
|-----------------------------------------|
|-----------3-3-3-3-3-----------3-3-5-5-3-|
|-5-5-5-5-5-----------5-5-5-5-5-----------|

|------------------------------------------|
|------------------------------------------|
|------------------------------------------|
|------------------------------------------|
|-2-2-2-2-2-3-3-3-3-3-2-2-2-2-2-3-3-5-5-3--|
|------------------------------------------|

|------------------------------------------|
|------------------------------------------|
|------------------------------------------|
|------------------------------------------|
|---------5-5-5-5-3-3-3-3------------------|
|-5-5-5-5-----------------3-3-3-3-3--------|

|-7-7-7-7-7-5--------------|
|-7-7-7-7-7-5--5-5-5-5-5-4-|
|-7-7-7-7-7-5--------------|
|--------------------------|
|--------------------------|
|--------------------------|