Which place is it?
It is a field.
    src        edge_attr  dst
0     1  to the right of    2
1     2  to the right of   18
2     2   to the left of    1
3     3  to the right of   35
4     4  to the right of   12
..  ...              ...  ...
79   35   to the left of   16
80   35   to the left of    3
81   35   to the left of    4
82   35   to the left of   30
83   35   to the left of   33

[84 rows x 3 columns]