Is the color of the symbol different than the sign?
No, both the symbol and the sign are white.
    src        edge_attr  dst
0     0  to the right of   13
1     0  to the right of   12
2     0  to the right of    9
3     0  to the right of    7
4     0  to the right of    4
..  ...              ...  ...
65   15  to the right of    2
66   16   to the left of    7
67   16           behind    7
68   16   to the left of    9
69   16   to the left of   10

[70 rows x 3 columns]