What is the bear on?
The bear is on the coffee table.
    src        edge_attr  dst
0     0   to the left of   17
1     0   to the left of    6
2     0   to the left of    5
3     0   to the left of   21
4     0   to the left of   20
5     3  to the right of   18
6     3  to the right of   19
7     4   to the left of   11
8     4  to the right of   10
9     5  to the right of    0
10    5               in    6
11    6  to the right of    0
12    7               on   15
13    8               on    1
14    8  to the right of   18
15   10   to the left of   11
16   10   to the left of    4
17   11  to the right of   10
18   11  to the right of    4
19   16  to the right of   21
20   16  to the right of   17
21   16  to the right of   20
22   17   to the left of   20
23   17  to the right of    0
24   17   to the left of   16
25   18   to the left of    3
26   18   to the left of    8
27   18   to the left of   19
28   19   to the left of    3
29   19  to the right of   18
30   20   to the left of   16
31   20  to the right of   17
32   20  to the right of    0
33   20  to the right of   21
34   21   to the left of   16
35   21  to the right of    0
36   21   to the left of   20