Is there either a horse or a zebra that is standing?
No, there is a horse but it is running.
    src        edge_attr  dst
0     2               of    5
1     3   to the left of    5
2     4  to the right of    6
3     4  to the right of    9
4     5  to the right of    7
5     5  to the right of    3
6     5  to the right of    9
7     6  to the right of    7
8     6               of    5
9     6   to the left of    4
10    7   to the left of    6
11    7   to the left of    5
12    9   to the left of    4
13    9   to the left of    5