What's the dome on?
The dome is on the tower.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    3
2     1   to the left of    5
3     1   to the left of    3
4     1   to the left of    7
5     1   to the left of    6
6     1   to the left of    9
7     1   to the left of    8
8     2   to the left of    6
9     2   on the side of    1
10    3  to the right of    8
11    3  to the right of    6
12    3  to the right of    1
13    3  to the right of    0
14    5               on    3
15    5  to the right of    0
16    5  to the right of    6
17    5  to the right of    8
18    5  to the right of    1
19    6   to the left of    3
20    6   to the left of    5
21    6  to the right of    1
22    6  to the right of    2
23    7  to the right of    1
24    7   on the side of    9
25    8   to the left of    5
26    8   to the left of    3
27    8  to the right of    1
28    8               on    6
29    9  to the right of    1