On which side is the screen?
The screen is on the right of the image.
    src        edge_attr  dst
0     0   to the left of   11
1     0  to the right of    2
2     0  to the right of   16
3     0   to the left of    9
4     1  to the right of    4
5     2   to the left of    0
6     2   to the left of   10
7     2   to the left of    4
8     2   to the left of   20
9     2   to the left of    7
10    3   to the left of   11
11    3   to the left of   14
12    3   to the left of    9
13    3  to the right of   20
14    3  to the right of    7
15    4  to the right of    5
16    4  to the right of    6
17    4   to the left of    1
18    4  to the right of    2
19    4  to the right of   12
20    4  to the right of   16
21    4   to the left of    9
22    5  to the right of    6
23    5   to the left of    4
24    6   to the left of    5
25    6   to the left of    4
26    7               of   20
27    7               on   10
28    7   to the left of    3
29    7  to the right of    2
30    7  to the right of   16
31    9  to the right of    0
32    9  to the right of    4
33    9  to the right of   17
34    9  to the right of   11
35    9  to the right of    3
36   10  to the right of    2
37   10  to the right of   16
38   11  to the right of    0
39   11   to the left of    9
40   11  to the right of    3
41   12   to the left of    4
42   13               on   10
43   14   to the left of   18
44   14  to the right of    3
45   16   to the left of    7
46   16   to the left of   20
47   16   to the left of    0
48   16   to the left of   10
49   16   to the left of    4
50   17  to the right of   19
51   17   to the left of    9
52   18  to the right of   14
53   19               on    4
54   19   to the left of   17
55   20  to the right of   16
56   20   to the left of    3
57   20  to the right of    2