What is the American flag on?
The American flag is on the wall.
     src        edge_attr  dst
0      0   to the left of    5
1      1   to the left of   20
2      1  to the right of   21
3      1  to the right of    2
4      1  to the right of   13
..   ...              ...  ...
123   21   to the left of    1
124   21   to the left of   16
125   21   to the left of    7
126   21   to the left of   20
127   21   to the left of    3

[128 rows x 3 columns]