What toy is the dog in front of?
The dog is in front of the teddy bear.
    src        edge_attr  dst
0     0  to the right of    4
1     0  to the right of    2
2     0  to the right of   15
3     1       leaning on   12
4     1               on   12
5     1  to the right of    5
6     1  to the right of   12
7     2   to the left of    9
8     2   to the left of    5
9     2           behind   12
10    2   to the left of    0
11    3  to the right of    5
12    4   to the left of    0
13    5   to the left of    1
14    5  to the right of    2
15    5  to the right of   15
16    5   to the left of    3
17    5               of   12
18    8   to the left of   13
19    9               of   12
20    9  to the right of    2
21   12   to the left of    1
22   12   to the left of   13
23   12      in front of    2
24   13  to the right of   12
25   13  to the right of    8
26   15               on    2
27   15   to the left of    0
28   15   to the left of    5