What is on the bicycle next to the wall?
The seat is on the bicycle.
    src        edge_attr  dst
0     0   to the left of    7
1     1           behind    6
2     1             near    6
3     3               on    7
4     4   to the left of    7
5     5   to the left of    7
6     6          next to    1
7     6      in front of    1
8     7  to the right of    5
9     7  to the right of    8
10    7  to the right of    0
11    7  to the right of    4
12    8               of    0
13    8   to the left of    7
14    9               on    6