--7h5--3---3h5---10--12--3--3h2--2--7--0--0h2--------------0---
---------------------------------------------3--0--3-3---------
-------------------------------------------------------------2-
---------------------------------------------------------------
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---------------------------------------------------------------
--7h5--3---3h5---10--12--3--3h2--2--7--5-5--3-3----------------
------------------------------------------------3-0-0----------
------------------------------------------------------2-0-----0
------------------------------------------------0---------0h2--
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