In which part of the picture is the black truck?
The truck is on the right of the image.
    src        edge_attr  dst
0     0   to the left of   12
1     4   to the left of    6
2     4   to the left of    8
3     6  to the right of    4
4     7   to the left of   12
5     7               on    0
6     8  to the right of    4
7     9   to the left of   12
8    12  to the right of    7
9    12  to the right of    0
10   12  to the right of    9
11   13               in   12