Which side of the image is the flag on?
The flag is on the left of the image.
     src        edge_attr  dst
0      0   to the left of    2
1      0   to the left of   15
2      0  to the right of    9
3      0  to the right of   21
4      0   to the left of    1
..   ...              ...  ...
98    21   to the left of    7
99    21  to the right of   10
100   21   to the left of    9
101   21  to the right of   18
102   21  to the right of   17

[103 rows x 3 columns]