Is the graffiti on the bench red or black?
The graffiti is black.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of   18
2     1   to the left of    8
3     2               in   17
4     3   to the left of    8
5     3  to the right of    5
6     5   to the left of    3
7     5   to the left of   10
8     5   to the left of   15
9     5   to the left of    6
10    5               on    1
11    5   to the left of   19
12    5   to the left of   20
13    5   to the left of    9
14    5   to the left of   11
15    6   to the left of   12
16    6   to the left of    8
17    6  to the right of    5
18    8  to the right of    3
19    8  to the right of    1
20    8       growing on   14
21    8  to the right of    6
22    8  to the right of   15
23    9  to the right of   10
24    9  to the right of    5
25    9  to the right of   11
26    9  to the right of   19
27   10               on   11
28   10   to the left of    9
29   10   to the left of   20
30   10  to the right of    5
31   11   to the left of   20
32   11   to the left of    9
33   11  to the right of    5
34   12  to the right of   15
35   12  to the right of    6
36   13  to the right of    0
37   15  to the right of    5
38   15   to the left of   12
39   15   to the left of    8
40   18  to the right of    0
41   19   to the left of   20
42   19  to the right of    5
43   19   to the left of    9
44   20  to the right of    5
45   20  to the right of   11
46   20  to the right of   10
47   20  to the right of   19