|---------------------------0------------------------------------0-----------|
|---1------1-------0----------0-----1--------1--------0------------0---------|
|-----0------0-------0-----------------2--------2--------0-------------------|
|-------2--------------0------------------2-----------------0----------------|
|-3-------------2----------------0-----------------2-------------------------|
|----------------------------------------------------------------------------|
|-----------------------------------|
|-----------------------------------|
|--5-5-5--------------------------5-|
|--5-5-5---5-5-5---7-7-7---3-3-3--5-|
|--3-3-3---5-5-5---7-7-7---3-3-3--3-|
|----------3-3-3---5-5-5---1-1-1----|
|--------------------------------|
|--------------------------------|
|--5-5-5-------------------------|
|--5-5-5---5-5-5---7-7-7---3-3-3-|
|--5-5-5---5-5-5---7-7-7---3-3-3-|
|----------3-3-3---5-5-5---1-1-1-|
|--------------------------------|
|--------------------------------|
|-5-5-5--------------------------|
|-5-5-5---7-7-7---5-5-5-5-5-5----|
|-3-3-3---7-7-7---5-5-5-5-5-5----|
|---------5-5-5---3-3-3-3-3-3----| 4x