On which side is the yellow book?
The book is on the right of the image.
    src        edge_attr  dst
0     0               on    9
1     0               on    5
2     0  to the right of   13
3     1               on    5
4     2               on    9
5     2   to the left of    4
6     2   to the left of    8
7     2   to the left of    6
8     3  to the right of    8
9     3               on    5
10    4               on    9
11    4  to the right of    2
12    4   to the left of   10
13    5  to the right of   13
14    5  to the right of    8
15    5  to the right of    7
16    6               on    9
17    6  to the right of    2
18    6   to the left of   10
19    7   to the left of    5
20    8   to the left of    5
21    8               on    9
22    8   to the left of    3
23    8  to the right of    2
24   10  to the right of    4
25   10  to the right of    6
26   13               on    9
27   13   to the left of    5
28   13   to the left of    0