Which place is it?
It is a display.
     src        edge_attr  dst
0      0   to the left of   49
1      0  to the right of    5
2      0   to the left of    3
3      1   to the left of   30
4      2   to the left of   16
..   ...              ...  ...
310   53   to the left of   10
311   53  to the right of    4
312   53  to the right of   39
313   53   to the left of   28
314   53   to the left of   33

[315 rows x 3 columns]