|------------------------------------------------19-------------------------
|-------------------10-----------10--------18-22----22-18--------10---------
|----------------10-----------10--------18----------------18--------10------
|-------7-----11-----------11--------21----------------------21--------11---
|-----8----14-----------14------------------------------------------------14
|-7-9-----------------------------------------------------------------------
------------------------|---------------------------------------------------
-10---------------------|-------------------10-----------10-------18-22-----
----10------------------|----------------10-----------10-------18-----------
-------11---------------|-------7-----11-----------11-------21--------------
----------14-12-9-------|-----8----14-----------14--------------------------
------------------9-----|-7-9-----------------------------------------------
|-19---------------------------------------------------|
