o      	-- o3o3o3o3o (point)
             
o   A   V   o	-- o3o3x3o3o (dot)
             
      o      	-- o3o3o3o3o (point)

where:
o =  o3o   o3o      (point)
A =  x3o   x3o      (triddip)
V =  o3x   o3x      (bi-inv. triddip)

Obviously this polypeton is the external blend of 2 dotpies. But, as the total tip-2-tip height equals 1 edge unit, this polypeton likewise can be decomposed into 12 rapescs as well.

Incidence matrix according to Dynkin symbol

ooo3ooo3oxo3ooo3ooo&#xt   → both heights = 1/2
(pt || pseudo dot || pt)

o..3o..3o..3o..3o..     & | 2  * ♦ 20  0 |  90   0 | 120  0  0 | 30 30  0 | 12
.o.3.o.3.o.3.o.3.o.       | * 20 |  2  9 |  18  18 |  36  6  9 | 12 18  6 | 12
--------------------------+------+-------+---------+-----------+----------+---
oo.3oo.3oo.3oo.3oo.&#x  & | 1  1 | 40  * ♦   9   0 |  18  0  0 |  6  9  0 |  6
... ... .x. ... ...       | 0  2 |  * 90 |   2   4 |   8  2  4 |  4  8  4 |  8
--------------------------+------+-------+---------+-----------+----------+---
... ... ox. ... ...&#x  & | 1  2 |  2  1 | 180   * |   4  0  0 |  2  4  0 |  4
... .o.3.x. ... ...     & | 0  3 |  0  3 |   * 120 |   2  1  2 |  2  4  3 |  6
--------------------------+------+-------+---------+-----------+----------+---
... oo.3ox. ... ...&#x  & ♦ 1  3 |  3  3 |   3   1 | 240  *  * |  1  2  0 |  3
.o.3.o.3.x. ... ...     & ♦ 0  4 |  0  6 |   0   4 |   * 30  * |  2  0  2 |  4
... .o.3.x.3.o. ...       ♦ 0  6 |  0 12 |   0   8 |   *  * 30 |  0  2  2 |  4
--------------------------+------+-------+---------+-----------+----------+---
oo.3oo.3ox. ... ...&#x  & ♦ 1  4 |  4  6 |   6   4 |   4  1  0 | 60  *  * |  2
... oo.3ox.3oo. ...&#x    ♦ 1  6 |  6 12 |  12   8 |   8  0  1 |  * 60  * |  2
.o.3.o.3.x.3.o. ...     & ♦ 0 10 |  0 30 |   0  30 |   0  5  5 |  *  * 12 |  2
--------------------------+------+-------+---------+-----------+----------+---
oo.3oo.3ox.3oo. ...&#x  & ♦ 1 10 | 10 30 |  30  30 |  30  5  5 |  5  5  1 | 24