The bag is on what?
The bag is on the motorbike.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of   19
2     1   to the left of   17
3     2           behind   14
4     3  to the right of   18
5     4  to the right of   19
6     4               of   14
7     4  to the right of   15
8     5   to the left of    7
9     5   to the left of    0
10    6   to the left of   15
11    6   to the left of   19
12    7               on   14
13    7  to the right of    5
14    7   on the back of   14
15   12  to the right of   14
16   14   to the left of   12
17   14        parked on   10
18   14      in front of    2
19   15   to the left of    4
20   15  to the right of    6
21   17  to the right of    1
22   18   to the left of    3
23   19   to the left of    4
24   19   to the left of    0
25   19  to the right of    6