The graffiti is on what?
The graffiti is on the post.
    src        edge_attr  dst
0     0   to the left of    3
1     1               on    3
2     1   to the left of   14
3     1   to the left of    8
4     2   to the left of    6
..  ...              ...  ...
74   25  to the right of   16
75   25  to the right of   15
76   25  to the right of    3
77   25  to the right of   21
78   25  to the right of   17

[79 rows x 3 columns]