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