What is the drawing on?
The drawing is on the wall.
    src        edge_attr  dst
0     1   to the left of    9
1     1   to the left of    2
2     2   to the left of    6
3     2  to the right of    1
4     2               of    8
..  ...              ...  ...
85   17               of   13
86   17   to the left of    7
87   17   to the left of    3
88   17   to the left of   14
89   17  to the right of    9

[90 rows x 3 columns]