x----------------------------------------------------3----------
--------------------------------3-----3-------3-----3----3-----
---------------------------3~~--5^(7)-5^(7)---5^(7)-----5^(7)--
-(3/)5p3-5~~--5-5-3~~~--3h5------------------------------------
---------------------------------------------------------------
---------------------------------------------------------------
-----------------------------------------------------------------------
--------------------------------------15-15-17^(19)--15-(17^19-19`17)--
-6--------8-------10------(14/)17^(19)---------------------------------
-8^(10)--10^(12)--12^(14)----------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-15-(^18{20-20}`18)-15-15h18p15h18p15-(^18{20})-18p15------------------
------------------------------------------------------18-18^(20-20)-15-
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-------------------------------------------------------------------
-------15-------15-------15-------15-------15-------15-------15~---
-17^(19)--17^(19)--17^(19)--17^(19)--17^(19)--17^(19)--17^(19)-----
-------------------------------------------------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
-----------------------------------------(^18{20})-15h18p15-(^18{20})-
------15-------15--18^(20)`18-18^(20)`18------------------------------
17^(19)--17^(19)------------------------------------------------------
----------------------------------------------------------------------
----------------------------------------------------------------------
----------------------------------------------------------------------
-15h18--(15h18-tr~~~~)--(15h18-tr~~~~)-(15h18-tr~~~~)-(^18{20-20})`18--
------18---------------------------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-15---------------15---------------------------------------------------
---15h18--------15---17p15---------------------15--------15--------15--
---------17^(19)----------17-15~-----15-17^(19)---17^(19)---17^(19)----
--------------------------------15h17----------------------------------
-----------------------------------------------------------------------
-----------------------------------------------------------------------
-------------------------
-(^18{20-20-20}`18(\15)--
-------------------------
-------------------------
-------------------------
-------------------------
