Is the shoe on a horse?
Yes, the shoe is on a horse.
    src        edge_attr  dst
0     1   to the left of    2
1     1   to the left of    5
2     1  to the right of   11
3     1   to the left of   10
4     2               on   10
5     2   to the left of    9
6     2  to the right of    1
7     4  to the right of    9
8     4  to the right of   10
9     5  to the right of    1
10    5   to the left of    9
11    5   to the left of    7
12    6   to the left of    7
13    6               on   10
14    7  to the right of    5
15    7  to the right of    6
16    8            below   10
17    8            under   10
18    9  to the right of    2
19    9  to the right of    5
20    9   to the left of    4
21   10  to the right of    1
22   10   to the left of    4
23   10            above    8
24   11   to the left of    1