Which place is it?
It is a field.
    src        edge_attr  dst
0     1  to the right of    5
1     2  to the right of   11
2     3  to the right of    4
3     4               in    0
4     4   to the left of    3
5     5   to the left of    1
6     5   to the left of   13
7    10  to the right of   12
8    10   to the left of   11
9    11  to the right of   10
10   11   to the left of    2
11   12   to the left of   10
12   13       covered in    1
13   13  to the right of    5
14   16  to the right of   17
15   17   to the left of   16