What color do you think the fence is?
The fence is gray.
    src        edge_attr  dst
0     0  to the right of   15
1     0   to the left of    7
2     0  to the right of   11
3     0  to the right of    8
4     0  to the right of   19
..  ...              ...  ...
81   19  to the right of   17
82   19       leaning on    4
83   19   to the left of   14
84   19   to the left of    0
85   19          wearing   18

[86 rows x 3 columns]