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