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