Is the drawing different in color than the sign?
Yes, the drawing is red and the sign is green.
    src        edge_attr  dst
0     1        on top of   12
1     1   to the left of    3
2     2  to the right of   10
3     3  to the right of   21
4     3  to the right of    1
5     4  to the right of   12
6     4  to the right of   23
7     4        parked in   19
8     5               on   12
9     6               of    3
10    6  to the right of   21
11    7  to the right of   10
12    8  to the right of   10
13    9   to the left of   12
14   10   to the left of    2
15   10   to the left of    7
16   10   to the left of    8
17   10   to the left of   12
18   12  to the right of    9
19   12   to the left of   19
20   12               on    0
21   12   to the left of    4
22   12  to the right of   10
23   14  to the right of   17
24   17   to the left of   14
25   19  to the right of   23
26   19  to the right of   12
27   21   to the left of    6
28   21   to the left of    3
29   22               of   12
30   23   to the left of    4
31   23   to the left of   19
32   23  on the front of   12
33   23               of   12