On which side is the box?
The box is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    1
1     0  to the right of    2
2     1   to the left of    2
3     1   to the left of    0
4     2  to the right of    1
5     2   to the left of   11
6     2   to the left of    4
7     2   to the left of    0
8     2   to the left of    9
9     2   to the left of    8
10    2   to the left of   15
11    2   to the left of   14
12    3  to the right of    4
13    4   to the left of    3
14    4  to the right of    2
15    6  to the right of    9
16    7             near   10
17    8               on    0
18    8  to the right of    2
19    8  to the right of   11
20    8   to the left of   13
21    9   to the left of    6
22    9  to the right of    2
23   10             near    7
24   11   to the left of   13
25   11               on    0
26   11   to the left of    8
27   11  to the right of    2
28   13  to the right of   15
29   13  to the right of   11
30   13  to the right of    8
31   14  to the right of    2
32   15  to the right of    2
33   15   to the left of   13