On which side is the red toy?
The rubber duck is on the left of the image.
    src        edge_attr  dst
0     4   to the left of    6
1     4  to the right of    9
2     4  to the right of    8
3     6               on    3
4     6  to the right of   10
5     6  to the right of    8
6     6  to the right of    4
7     6  to the right of   15
8     6  to the right of   16
9     7   to the left of   13
10    8   to the left of   10
11    8   to the left of    4
12    8   to the left of    6
13    9   to the left of    4
14    9   to the left of   15
15    9   to the left of   16
16    9   to the left of   10
17   10  to the right of    9
18   10  to the right of    8
19   10   to the left of    6
20   10  to the right of   15
21   10  to the right of   16
22   11  to the right of   12
23   11  to the right of   15
24   12   to the left of   16
25   12   to the left of   11
26   13  to the right of    7
27   15   to the left of    6
28   15  to the right of    9
29   15   to the left of   16
30   15   to the left of   11
31   15   to the left of   10
32   16   to the left of   10
33   16  to the right of   12
34   16   to the left of    6
35   16  to the right of   15
36   16  to the right of    9
37   17               on    3