Is it an indoors or outdoors picture?
It is indoors.
    src        edge_attr  dst
0     0   to the left of    7
1     0  to the right of    8
2     0               of    3
3     1   to the left of    7
4     1   to the left of    4
5     1   to the left of    6
6     4  to the right of    1
7     6  to the right of    1
8     7               of    3
9     7  to the right of    0
10    7  to the right of    1
11    7  to the right of    8
12    8               of    3
13    8   to the left of    7
14    8   to the left of    0
15    9   to the left of   11
16    9  to the right of   12
17   10   to the left of   11
18   10  to the right of   12
19   11  to the right of   10
20   11  to the right of    9
21   12   to the left of    9
22   12   to the left of   10