Is the white trailer in the top part of the image?
No, the trailer is in the bottom of the image.
    src        edge_attr  dst
0     0   to the left of    7
1     0   to the left of   13
2     1   to the left of   11
3     3  to the right of   18
4     4   to the left of   19
..  ...              ...  ...
71   23  to the right of   18
72   24   to the left of   10
73   24   to the left of    8
74   24  to the right of   11
75   24   to the left of   12

[76 rows x 3 columns]