Do you see helmets or candles?
Yes, there is a helmet.
     src        edge_attr  dst
0      1  to the right of    9
1      1   to the left of    5
2      1  to the right of   18
3      1  to the right of   17
4      1   to the left of   21
..   ...              ...  ...
139   25  to the right of   15
140   25   to the left of    8
141   25   to the left of    7
142   25  to the right of   24
143   25   to the left of   23

[144 rows x 3 columns]