Do the cap and the log have a different colors?
Yes, the cap is blue and the log is white.
    src        edge_attr  dst
0     0  to the right of   18
1     0  to the right of    7
2     1   to the left of   17
3     1   to the left of    9
4     2   to the left of   15
..  ...              ...  ...
80   20             near   14
81   20  to the right of    9
82   20  to the right of   12
83   20  to the right of    4
84   20  to the right of    6

[85 rows x 3 columns]