-------------------------------13-----------------------------------------------13-------------|
----------------------------11----11-----------------------------------------11----11----------|
--------8-10---------------------------------------------8-10----------------------------------|
-----12------10-------12-13----------13-12------------12------10-------12-13----------13-12----|
--10---------------10----------------------10------10---------------10----------------------10-|
8----------------8-------------------------------8----------------8----------------------------|

---------------17-----------------17-----------15-------------18-19-------------18-19  ----------|
---------13-15--------------13-15-----------13----------13-15-------------13-15------  --15--16--|
------14-----------------14--------------15----------15----------------15------------||----------|
12-15--------------12-15--------------13----------13----------------13---------------  ----------|
-------------------------------------------------------------------------------------  ----------|
-------------------------------------------------------------------------------------  ----------|

---------------------15------------------------------------------------------------------------|
---------------13-16---16-13-------------------------------------------------------------------|
---------12-15---------------12----------------------------------------------------------------|
---13-15------------------------15-13--------12------------------------------------------------|
15--------------------------------------14-----------------------------------------------------|
-----------------------------------------------------------------------------------------------|