How big is the container that is black?
The box is large.
     src        edge_attr  dst
0      0   to the left of   18
1      0   to the left of   28
2      0  to the right of    6
3      0   to the left of   31
4      0  to the right of    5
..   ...              ...  ...
129   31   to the left of   28
130   31  to the right of    0
131   31  to the right of    5
132   31  to the right of   17
133   31  to the right of   18

[134 rows x 3 columns]