e --12--h14--p12----------------------------------------------------------------
b --------------------14--12------------------------------------------------------
g ------------------------------14--12--b14 ^ 16 ^ 14--b14 ^ 16 ^ 14-------
d -----------------------------------------------------------------------------14-- x4
a ----------------------------------------------------------------------------------
e ----------------------------------------------------------------------------------
e --15--h17--p15----------------------------------------------------------------
b --------------------17--15------------------------------------------------------
g ------------------------------17--15--b17 ^ (19) ^ 17--b17 ^ (19) ^ 17---
d ----------------------------------------------------------------------------17--- x2
a ----------------------------------------------------------------------------------
e ----------------------------------------------------------------------------------
e --12--h14--p12----------------------------------------------------------------
b --------------------14--12------------------------------------------------------
g ------------------------------14--12--b14 ^ (16) ^ 14--b14 ^ (16) ^ 14---
d -----------------------------------------------------------------------------14-- x2
a ----------------------------------------------------------------------------------
e ----------------------------------------------------------------------------------
e --15--h17--p15----------------------------------------------------------------
b --------------------17--15------------------------------------------------------
g ------------------------------17--15--b17 ^ (19) ^ 17--b17 ^ (19) ^ 17---
d ----------------------------------------------------------------------------17--- x2
a ----------------------------------------------------------------------------------
e ----------------------------------------------------------------------------------
e --19--17---------------h19—p17----------------------------------------------------
b ------------h19--p17----------------h19^^^^^----19—17--------------------------
g -----------------------------------------------------------------19—p17—h19^^^^^
d ------------------------------------------------------------------------------------------
a ------------------------------------------------------------------------------------------
e ------------------------------------------------------------------------------------------
e ----------------------------------------------------------------------------------------------------
b ----------------------------------------------------------------------------------------------------
g --17—h19—b19 ^ (20) ^ 19—b19 ^ (20) ^ 19—b19 ^ (20) ^ 19—17-----------------
d ------------------------------------------------------------------------------------17—h19^^^^
a ----------------------------------------------------------------------------------------------------
e ---------------------------------------------------------------------------------------------------
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