Is the tower on the right?
Yes, the tower is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of    3
2     1   to the left of    5
3     2      standing on    5
4     3   to the left of    0
5     3  to the right of    5
6     5               in    6
7     5  to the right of    1
8     5   to the left of    3
9     5      floating in    6
10    7   to the left of    0