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----16-17-17--16-16----17-16----19-17-17-16h17h16-
-18-----------------18-------18-------------------
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-16-16-14-13h14h13----13-13-14-16---------------------------
------------------------------------14-14-13h14h13----14-13-
---------------------------------------------------16-------
------------------------------------------------------------
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------------------------------------
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----8-9-9---8-8----9-8----11-9-9-8--
-11-------------11-----11-----------
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-16-16-14-13h14h13--------------------------------