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