What is the color of that shoe?
The shoe is dark.
    src        edge_attr  dst
0     0  to the right of   16
1     0  to the right of    4
2     0   to the left of   11
3     0  to the right of   17
4     1  to the right of   16
5     1  to the right of    8
6     1  to the right of   12
7     2       sitting on   14
8     2  to the right of    6
9     2       sitting on    3
10    2  to the right of   16
11    4   to the left of   18
12    4   to the left of   15
13    4   to the left of    5
14    4   to the left of    0
15    4   to the left of   11
16    5  to the right of    4
17    5  to the right of   16
18    6   to the left of    2
19    6   to the left of   11
20    7  to the right of   11
21    7        on top of    3
22    8   to the left of    1
23    8   to the left of   18
24    8   to the left of   12
25   10        on top of    3
26   11      standing on    3
27   11  to the right of    0
28   11  to the right of    4
29   11   to the left of    7
30   11  to the right of    6
31   11  to the right of   16
32   11       sitting on   14
33   12  to the right of   16
34   12  to the right of    8
35   12   to the left of    1
36   15  to the right of    4
37   15  to the right of   16
38   15  to the right of   17
39   16   to the left of    0
40   16   to the left of    1
41   16          wearing    8
42   16          wearing    4
43   16   to the left of    5
44   16   to the left of   18
45   16   to the left of    2
46   16   to the left of   12
47   16   to the left of   11
48   16   to the left of   15
49   17   to the left of   15
50   17   to the left of    0
51   18  to the right of   16
52   18  to the right of    8
53   18  to the right of    4