On which side is the picture?
The picture is on the left of the image.
     src        edge_attr  dst
0      0   to the left of   11
1      0   to the left of    6
2      0   to the left of   21
3      0   to the left of    4
4      0   to the left of   12
..   ...              ...  ...
111   22  to the right of    7
112   22   to the left of    8
113   22  to the right of    1
114   22  to the right of   16
115   22  to the right of   20

[116 rows x 3 columns]