Who is riding an elephant?
The lady is riding an elephant.
     src        edge_attr  dst
0      0  to the right of   35
1      0   to the left of   31
2      0   to the left of   36
3      0  to the right of   14
4      0  to the right of    7
..   ...              ...  ...
135   36   to the left of   32
136   36   to the left of   18
137   36  to the right of    0
138   36   to the left of   16
139   37   to the left of    5

[140 rows x 3 columns]