The umpire is on what?
The umpire is on the mound.
    src        edge_attr  dst
0     0   to the left of    1
1     1   to the left of   22
2     1  to the right of    0
3     1  to the right of   10
4     1  to the right of    4
5     3   to the left of    6
6     4   to the left of   11
7     4   to the left of    1
8     5   to the left of   17
9     6  to the right of    3
10    6  to the right of   22
11    7  to the right of   16
12    7               on   21
13   10               on   20
14   10           behind   14
15   10   to the left of   11
16   10   to the left of    1
17   10          wearing   19
18   10          wearing   15
19   11  to the right of   10
20   11  to the right of    4
21   12  to the right of   16
22   13  to the right of   16
23   13   to the left of   23
24   14         swinging   12
25   14               on   20
26   14   to the left of   22
27   14      in front of   10
28   16   to the left of   21
29   16   to the left of   23
30   16   to the left of    7
31   16   to the left of   12
32   16   to the left of   13
33   16   to the left of   19
34   17  to the right of    5
35   19  to the right of   16
36   21  to the right of   16
37   22         swinging   12
38   22  to the right of   14
39   22   to the left of    6
40   22  to the right of    1
41   22          wearing   17
42   22          wearing    9
43   22          wearing   19
44   22          wearing   18
45   23  to the right of   13
46   23  to the right of   16