Is it an indoors scene?
Yes, it is indoors.
    src        edge_attr  dst
0     0               on    5
1     0   to the left of   18
2     0   to the left of   17
3     0   to the left of   13
4     0   to the left of   15
5     1   to the left of    8
6     1   to the left of    6
7     1   to the left of    3
8     1   to the left of    7
9     2   to the left of    8
10    2   to the left of    3
11    3  to the right of    2
12    3  to the right of    8
13    3   to the left of    4
14    3  to the right of    1
15    3  to the right of   14
16    4  to the right of    3
17    6   to the left of   19
18    6  to the right of    1
19    6  to the right of   14
20    7   to the left of   19
21    7  to the right of    1
22    7  to the right of   14
23    8   to the left of    3
24    8  to the right of   14
25    8  to the right of    1
26    8  to the right of    2
27   12               on   19
28   12   to the left of   16
29   13  to the right of    0
30   13   to the left of   15
31   14   to the left of    8
32   14   to the left of    3
33   14   to the left of    7
34   14   to the left of    6
35   15  to the right of    0
36   15  to the right of   18
37   15  to the right of   17
38   15  to the right of   13
39   16            under   16
40   16  to the right of   12
41   16            above   16
42   17  to the right of   18
43   17   to the left of   15
44   17  to the right of    0
45   18   to the left of   17
46   18   to the left of   15
47   18  to the right of    0
48   19  to the right of    7
49   19  to the right of    6