Are there any brown bears or dolls?
Yes, there is a brown doll.
    src        edge_attr  dst
0     0          playing    7
1     0   to the left of   16
2     0   to the left of   15
3     0   to the left of    1
4     1   to the left of   14
..  ...              ...  ...
58   15   to the left of    4
59   15  to the right of    2
60   16   to the left of   14
61   16  to the right of    0
62   16  to the right of    7

[63 rows x 3 columns]