Is the tie gray or orange?
The tie is gray.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of   18
2     0   to the left of    9
3     1               on   12
4     1  to the right of    9
5     1  to the right of    3
6     1  to the right of   18
7     2            under   10
8     3  to the right of    6
9     3   to the left of   18
10    3  to the right of   12
11    3  to the right of    0
12    3   to the left of    1
13    3   to the left of    5
14    4  to the right of   18
15    4  to the right of   12
16    4   to the left of    7
17    4  to the right of   19
18    5  to the right of    3
19    5  to the right of    9
20    5  to the right of   18
21    6   to the left of   18
22    6   to the left of    9
23    6   to the left of    3
24    7  to the right of    4
25    8   to the left of   16
26    9  to the right of    0
27    9  to the right of   12
28    9  to the right of    6
29    9   to the left of    5
30    9   to the left of    1
31   10            above    2
32   12   to the left of    3
33   12   to the left of   18
34   12   to the left of    9
35   12   to the left of    4
36   16  to the right of    8
37   18  to the right of    0
38   18  to the right of   12
39   18  to the right of    6
40   18  to the right of    3
41   18   to the left of    4
42   18   to the left of    5
43   18   to the left of    1
44   19   to the left of    4