|-----0-0-1-0-----0---0------------------|
|--1-3-3-----3-1-3-3-1-3-----------------|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|

|--3-0-0-3-1-0-----0---0-----------------|
|-----3-------3-1-3-3-1-3----------------|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|

|--3-1-3-1-0---------3-1-3-1-0-----------|
|----------------------------------------|
|-----------2-2-2-2-2---------2-2-2-2-2--|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|