Where is the horse?
The horse is on the beach.
    src        edge_attr  dst
0     0  to the right of    6
1     1  to the right of    4
2     2               in    8
3     3  to the right of    9
4     4               on    5
5     4  to the right of    6
6     4   to the left of    1
7     6   to the left of    0
8     6   to the left of    4
9     7        on top of    7
10    9   to the left of    3