Is there a boar by the tree?
No, there is an elephant by the tree.
    src        edge_attr  dst
0     0               on    3
1     0   to the left of    7
2     0   to the left of    8
3     0   to the left of    4
4     0   to the left of   13
5     0   to the left of   11
6     1   to the left of    7
7     1   to the left of   10
8     2   to the left of    3
9     3               by   10
10    3  to the right of    2
11    3            above    8
12    3               on    9
13    4   to the left of    6
14    4  to the right of    0
15    6  to the right of   11
16    6  to the right of    4
17    6               of    3
18    7  to the right of   13
19    7  to the right of    1
20    7  to the right of    0
21    8  to the right of   11
22    8  to the right of    0
23   10               by    3
24   10  to the right of    1
25   10  to the right of   13
26   11   to the left of    6
27   11   to the left of    8
28   11  to the right of    0
29   13   to the left of   10
30   13   to the left of    7
31   13  to the right of    0