Is the color of the tower different than the color of the label?
Yes, the label is red and the tower is white.
    src        edge_attr  dst
0     0  to the right of    6
1     0   to the left of    5
2     0  to the right of   15
3     0  to the right of    7
4     1   to the left of    5
5     1   to the left of   10
6     2  to the right of   14
7     2               of    4
8     2  to the right of    3
9     2   to the left of    5
10    3   to the left of   16
11    3   to the left of   15
12    3   to the left of    2
13    3   to the left of    7
14    3  to the right of   14
15    4   to the left of    5
16    4  to the right of    8
17    4   to the left of   10
18    5  to the right of    2
19    5  to the right of    4
20    5   to the left of   10
21    5  to the right of    6
22    5  to the right of    0
23    5  to the right of    1
24    5  to the right of   18
25    6  to the right of   16
26    6  to the right of    7
27    6  to the right of   15
28    6   to the left of    0
29    6   to the left of    5
30    7   to the left of    0
31    7  to the right of    3
32    7   to the left of    6
33    7  to the right of   16
34    8   to the left of    4
35    9     covered with   10
36    9     covered with    8
37   10  to the right of    5
38   10  to the right of    4
39   10  to the right of   18
40   10  to the right of    1
41   12               on   13
42   14   to the left of    3
43   14   to the left of    2
44   15   to the left of    0
45   15  to the right of    3
46   15   to the left of    6
47   16  to the right of    3
48   16   to the left of    7
49   16   to the left of    6
50   18   to the left of   10
51   18   to the left of    5
52   20  to the right of   21
53   21               in   11
54   21   to the left of   20