Is there a white horse or lamb?
No, there is a horse but it is brown.
     src        edge_attr  dst
0      0   to the left of   19
1      0   to the left of   17
2      0  to the right of    4
3      0  to the right of   14
4      0  to the right of    9
..   ...              ...  ...
220   33   to the left of   22
221   33  to the right of   31
222   33   to the left of   32
223   33  to the right of   26
224   33  to the right of   24

[225 rows x 3 columns]