|--9--4----------------------------1------------|
| -------1--3-4-3--0--4--3--4-----4--3----------|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|
|--9--4----------------------------1------------|
|-------1--3-4-3--0--4--3--4--------------------|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|
|-----------------------------------------------|