Is the tower on the left side or on the right?
The tower is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    8
2     0   to the left of    2
3     0  to the right of    4
4     1  to the right of    3
5     1  to the right of    5
6     1  to the right of    4
7     1  to the right of    7
8     1  to the right of    8
9     2  to the right of    0
10    2  to the right of    6
11    2   to the left of   11
12    3   to the left of    1
13    3   to the left of    6
14    3      standing by    8
15    4   to the left of    0
16    4   to the left of    1
17    5   to the left of    1
18    6  to the right of    8
19    6   to the left of    0
20    6   to the left of    2
21    6  to the right of    3
22    7   to the left of    1
23    8   to the left of    0
24    8   to the left of    1
25    8   to the left of    6
26    9   to the left of   11
27    9   to the left of   16
28    9  to the right of   12
29   11  to the right of    2
30   11  to the right of   12
31   11  to the right of    9
32   11  to the right of   16
33   12   to the left of   16
34   12   to the left of   11
35   12   to the left of    9
36   15               in   14
37   16   to the left of   11
38   16  to the right of   12
39   16  to the right of    9