Which place is it?
It is a field.
    src        edge_attr  dst
0     0  to the right of   10
1     0  to the right of    2
2     0  to the right of    7
3     2   to the left of    0
4     2  to the right of   10
5     2  to the right of    7
6     5  to the right of   14
7     6               on    4
8     7  to the right of   14
9     7   to the left of    0
10    7   to the left of    2
11    9   to the left of   14
12   10   to the left of    2
13   10   to the left of    0
14   10         throwing   12
15   10  to the right of   14
16   11  to the right of   14
17   12  to the right of   14
18   14   to the left of    5
19   14  to the right of    9
20   14   to the left of   12
21   14   to the left of   10
22   14   to the left of   11
23   14   to the left of    7