What is on the sign?
The words are on the sign.
    src        edge_attr  dst
0     0   to the left of   16
1     0  to the right of   12
2     0   to the left of   19
3     0   to the left of    8
4     0  to the right of    7
5     1   to the left of   17
6     3          wearing   10
7     3          wearing    9
8     3          wearing   11
9     3          wearing    1
10    3           riding   17
11    3          wearing    5
12    4  to the right of   17
13    4  to the right of   14
14    7   to the left of   14
15    7   to the left of    0
16    7   to the left of   17
17    8  to the right of   17
18    8  to the right of    0
19    8  to the right of   14
20   12   to the left of    0
21   12   to the left of   14
22   12               on   15
23   12   to the left of   17
24   14   to the left of   19
25   14   to the left of    4
26   14  to the right of    7
27   14   to the left of    8
28   14  to the right of   12
29   14   to the left of   16
30   15   to the left of   19
31   16  to the right of    0
32   16  to the right of   17
33   16               on    4
34   16  to the right of   14
35   17  to the right of   12
36   17  to the right of    1
37   17   to the left of   16
38   17   to the left of    8
39   17  to the right of    7
40   17   to the left of    4
41   17   to the left of   19
42   19  to the right of   17
43   19  to the right of   15
44   19  to the right of   14
45   19  to the right of    0