Which color do you think that sidewalk is?
The sidewalk is gray.
    src        edge_attr  dst
0     0   to the left of    1
1     1  to the right of    3
2     1  to the right of    5
3     1  to the right of    2
4     1  to the right of    0
5     2  to the right of    3
6     2   to the left of    1
7     3   to the left of    1
8     3   to the left of    2
9     5          wearing    0
10    5   to the left of    1
11    5   to the left of    6
12    5   to the left of    7
13    5   to the left of    8
14    5   to the left of   11
15    6  to the right of    5
16    6  to the right of   15
17    7  to the right of   15
18    7  to the right of    5
19    8  to the right of    5
20    8   to the left of   11
21    9   to the left of   15
22   11  to the right of    8
23   11  to the right of    5
24   15   to the left of    6
25   15  to the right of    9
26   15   to the left of    7