x5o       
o5o  .  .  .  o5o
                 
                 
                 
o5x  .  .  .  o5x
       f5o       
                 
                 
                 
       o5f       
x5o  .  .  .  x5o
                 
                 
                 
o5o  .  .  .  o5o
       o5x       

        x3o   o3f f3o   o3x        
         .     .   .     .         
         .     .   .     .         
 o3o o3f . f3x .   . x3f . f3o o3o 
         .     .   .     .         
         .     .   .     .         
        x3o   o3f f3o   o3x        

Incidence matrix according to Dynkin symbol

xox3ooo5oxo&#xt - xx3oo5oo&#x   → total height = 1, segment heights = 1/2
(ike || doe || ike, drilled by ipe)

o..3o..5o..    | 12  *  * |  5  5  1  0  0  0 |  5 10  5  5  0  0  0  0 |  5  5  1  5  0  0  0
.o.3.o.5.o.    |  * 20  * |  0  3  0  3  3  0 |  0  3  6  0  3  3  6  0 |  1  3  3  0  1  3  3
..o3..o5..o    |  *  * 12 |  0  0  1  0  5  5 |  0  0  0  5  0 10  5  5 |  0  0  0  5  5  5  1
---------------+----------+-------------------+-------------------------+---------------------
x.. ... ...    |  2  0  0 | 30  *  *  *  *  * |  2  2  0  1  0  0  0  0 |  2  1  0  2  0  0  0
oo.3oo.5oo.&#x |  1  1  0 |  * 60  *  *  *  * |  0  2  2  0  0  0  0  0 |  1  2  1  0  0  0  0
o.o3o.o5o.o&#x |  1  0  1 |  *  * 12  *  *  * |  0  0  0  5  0  0  0  0 |  0  0  0  5  0  0  0
... ... .x.    |  0  2  0 |  *  *  * 30  *  * |  0  0  2  0  2  0  2  0 |  0  1  2  0  0  1  2
.oo3.oo5.oo&#x |  0  1  1 |  *  *  *  * 60  * |  0  0  0  0  0  2  2  0 |  0  0  0  0  1  2  1
..x ... ...    |  0  0  2 |  *  *  *  *  * 30 |  0  0  0  1  0  2  0  2 |  0  0  0  2  2  1  0
---------------+----------+-------------------+-------------------------+---------------------
x..3o.. ...    |  3  0  0 |  3  0  0  0  0  0 | 20  *  *  *  *  *  *  * |  1  0  0  1  0  0  0
xo. ... ...&#x |  2  1  0 |  1  2  0  0  0  0 |  * 60  *  *  *  *  *  * |  1  1  0  0  0  0  0
... ... ox.&#x |  1  2  0 |  0  2  0  1  0  0 |  *  * 60  *  *  *  *  * |  0  1  1  0  0  0  0
x.x ... ...&#x |  2  0  2 |  1  0  2  0  0  1 |  *  *  * 30  *  *  *  * |  0  0  0  2  0  0  0
... .o.5.x.    |  0  5  0 |  0  0  0  5  0  0 |  *  *  *  * 12  *  *  * |  0  0  1  0  0  0  1
.ox ... ...&#x |  0  1  2 |  0  0  0  0  2  1 |  *  *  *  *  * 60  *  * |  0  0  0  0  1  1  0
... ... .xo&#x |  0  2  1 |  0  0  0  1  2  0 |  *  *  *  *  *  * 60  * |  0  0  0  0  0  1  1
..x3..o ...    |  0  0  3 |  0  0  0  0  0  3 |  *  *  *  *  *  *  * 20 |  0  0  0  1  1  0  0
---------------+----------+-------------------+-------------------------+---------------------
xo.3oo. ...&#x ♦  3  1  0 |  3  3  0  0  0  0 |  1  3  0  0  0  0  0  0 | 20  *  *  *  *  *  *
xo. ... ox.&#x ♦  2  2  0 |  1  4  0  1  0  0 |  0  2  2  0  0  0  0  0 |  * 30  *  *  *  *  *
... oo.5ox.&#x ♦  1  5  0 |  0  5  0  5  0  0 |  0  0  5  0  1  0  0  0 |  *  * 12  *  *  *  *
x.x3o.o ...&#x ♦  3  0  3 |  3  0  3  0  0  3 |  1  0  0  3  0  0  0  1 |  *  *  * 20  *  *  *
.ox3.oo ...&#x ♦  0  1  3 |  0  0  0  0  3  3 |  0  0  0  0  0  3  0  1 |  *  *  *  * 20  *  *
.ox ... .xo&#x ♦  0  2  2 |  0  0  0  1  4  1 |  0  0  0  0  0  2  2  0 |  *  *  *  *  * 30  *
... .oo5.xo&#x ♦  0  5  1 |  0  0  0  5  5  0 |  0  0  0  0  1  0  5  0 |  *  *  *  *  *  * 12

or
o..3o..5o..    & | 24  * |  5   5  1  0 |  5  10   5  5  0 |  5  5  1  5
.o.3.o.5.o.      |  * 20 |  0   6  0  3 |  0   6  12  0  3 |  2  6  6  0
-----------------+-------+--------------+------------------+------------
x.. ... ...    & |  2  0 | 60   *  *  * |  2   2   0  1  0 |  2  1  0  2
oo.3oo.5oo.&#x & |  1  1 |  * 120  *  * |  0   2   2  0  0 |  1  2  1  0
o.o3o.o5o.o&#x   |  2  0 |  *   * 12  * |  0   0   0  5  0 |  0  0  0  5
... ... .x.      |  0  2 |  *   *  * 30 |  0   0   4  0  2 |  0  2  4  0
-----------------+-------+--------------+------------------+------------
x..3o.. ...    & |  3  0 |  3   0  0  0 | 40   *   *  *  * |  1  0  0  1
xo. ... ...&#x & |  2  1 |  1   2  0  0 |  * 120   *  *  * |  1  1  0  0
... ... ox.&#x & |  1  2 |  0   2  0  1 |  *   * 120  *  * |  0  1  1  0
x.x ... ...&#x   |  4  0 |  2   0  2  0 |  *   *   * 30  * |  0  0  0  2
... .o.5.x.      |  0  5 |  0   0  0  5 |  *   *   *  * 12 |  0  0  2  0
-----------------+-------+--------------+------------------+------------
xo.3oo. ...&#x & ♦  3  1 |  3   3  0  0 |  1   3   0  0  0 | 40  *  *  *
xo. ... ox.&#x & ♦  2  2 |  1   4  0  1 |  0   2   2  0  0 |  * 60  *  *
... oo.5ox.&#x & ♦  1  5 |  0   5  0  5 |  0   0   5  0  1 |  *  * 24  *
x.x3o.o ...&#x   ♦  6  0 |  6   0  3  0 |  2   0   0  3  0 |  *  *  * 20