What's the sign in front of?
The sign is in front of the poster.
    src        edge_attr  dst
0     0             near   11
1     1           behind    2
2     1  to the right of    6
3     1   to the left of    5
4     1           behind    8
5     1             near    8
6     1  to the right of    4
7     1  to the right of    3
8     1  to the right of    2
9     2               on    8
10    2      in front of    1
11    2   to the left of    1
12    2   to the left of    5
13    3   to the left of    1
14    3             near    8
15    4   to the left of    1
16    4  to the right of    6
17    4               on    8
18    5  to the right of    1
19    5            above   11
20    5  to the right of    2
21    5             near   11
22    5             near    9
23    6   to the left of    1
24    6   to the left of    8
25    6   to the left of    4
26    7  to the right of   10
27    8  to the right of    6
28    8             near    3
29    8      in front of    1
30    8             near    1
31    9               on    0
32    9  to the right of   10
33    9       walking on    0
34    9             near    5
35   10               on   11
36   10               on    0
37   10   to the left of    7
38   10   to the left of    9
39   11             near    5
40   11             near    0