---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I--------------------------1---2-2-1-------2-1-4-2--------------------------|I-----------2-0--2-3--2-3----3-------3-2-0--------------------2-0-2-3--2-3--|I-4-5--4-5-------------------------------------------4-5--4-5---------------|I
-------------------------|I-------------------------|I-------------------------|I-1---2-2-1--------0-0-0--|I---3-------3-2-0--2-2-2--|I-------------------------|I
---------------------------------I------------------------------------------|---------------------------------I------------------------------------------|---------------------------------I----------7-7-7-7--5-5-5-5--4-4-4-4--x-x--|---------------------------------I-5-5-5-5--7-7-7-7--5-5-5-5--4-4-4-4--x-x--|---------------------------------I-5-5-5-5--5-5-5-5--3-3-3-3--2-2-2-4--x-x--|-7---5---7---5---7---5---7---5---I-3-3-3-3----------------------------------|
---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I--------------------------1---2-2-1-------2-1-4-2--------------------------|I-----------2-0--2-3--2-3----3-------3-2-0--------------------2-0-2-3--2-3--|I-4-5--4-5-------------------------------------------4-5--4-5---------------|I
-------------------------|I-------------------------|I-------------------------|I-1---2-2-1--------0-0-0--|I---3-------3-2-0--2-2-2--|I-------------------------|I
------------------------------------------------|------------------------------------------------|------------------------------------------------|-------1-------------1-------0-0-0-0-0-0--------|-2-3-2---2-0---2-3-2---2-0---0-0-0-0-0-0--------|------------------------------------------------|
----------------------------------------------|----------------------------------------------|----------------------------------------------|-------1-------------1-------0-0-0-0----------|-2-3-2---2-0---2-3-2---2-0---0-0-0-0----------|----------------------------------------------|
---------------------------------I------------------------------------------|---------------------------------I------------------------------------------|---------------------------------I----------7-7-7-7--5-5-5-5--4-4-4-4--x-x--|---------------------------------I-5-5-5-5--7-7-7-7--5-5-5-5--4-4-4-4--x-x--|---------------------------------I-5-5-5-5--5-5-5-5--3-3-3-3--2-2-2-4--x-x--|-7---5---7---5---7---5---7---5---I-3-3-3-3----------------------------------|
---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I---------------------------------------------------------------------------|I--------------------------1---2-2-1-------2-1-4-2--------------------------|I-----------2-0--2-3--2-3----3-------3-2-0--------------------2-0-2-3--2-3--|I-4-5--4-5-------------------------------------------4-5--4-5---------------|I
-------------------------|I-------------------------|I-------------------------|I-1---2-2-1--------0-0-0--|I---3-------3-2-0--2-2-2--|I-------------------------|I
------------------------------------------------|------------------------------------------------|------------------------------------------------|-------1-------------1-------0-0-0-0-0-0--------|-2-3-2---2-0---2-3-2---2-0---3-3-3-3-3-3--------|------------------------------------------------|
------------------------------------------------|------------------------------------------------|------------------------------------------------|-------1-------------1-------0-0-0-0-0-0-0-0-0--|-2-3-2---2-0---2-3-2---2-0---3-3-3-3-3-3-0-3-3--|------------------------------------------------|
------------------|------------------|------------------|-4-4--------------|-4-4--------------|-2-2--------------|
not hard, good track...