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