Is the black tail curly or straight?
The tail is curly.
    src        edge_attr  dst
0     0   to the left of    4
1     1   to the left of    9
2     3  to the right of   19
3     3  to the right of   16
4     4  to the right of   19
5     4  to the right of    0
6     4           behind   19
7     5   to the left of   17
8     6   to the left of   19
9     7  to the right of    9
10    9   to the left of    7
11    9  to the right of    1
12   10   to the left of   13
13   11   to the left of   19
14   12   to the left of   19
15   13  to the right of   10
16   13  to the right of   19
17   14   to the left of   17
18   16   to the left of    3
19   17  to the right of   14
20   17  to the right of    5
21   18   to the left of   19
22   19      standing on    2
23   19  to the right of   18
24   19   to the left of    4
25   19  to the right of   12
26   19   to the left of   13
27   19  to the right of   11
28   19   to the left of    3
29   19  to the right of    6