What is in front of the bus?
The bicycle is in front of the bus.
    src        edge_attr  dst
0     1   to the left of   14
1     1   to the left of   13
2     2  to the right of    6
3     2  to the right of   14
4     3  to the right of   15
5     3  to the right of    6
6     3  to the right of   14
7     4               on    8
8     4  to the right of   15
9     4  to the right of    6
10    5  to the right of   14
11    5  to the right of    6
12    6           behind   15
13    6   to the left of    2
14    6   to the left of    3
15    6   to the left of    5
16    6   to the left of    4
17    6   to the left of   10
18    6               on    0
19    6   to the left of   15
20    6   to the left of    7
21    6   to the left of   13
22    7  to the right of    6
23    7  to the right of    9
24    7  to the right of   14
25    9   to the left of    7
26    9  to the right of   11
27   10  to the right of   14
28   10  to the right of    6
29   11   to the left of   14
30   11   to the left of    9
31   11           inside    6
32   12   to the left of   14
33   13  to the right of    1
34   13  to the right of    6
35   14   to the left of    3
36   14   to the left of    5
37   14   to the left of    2
38   14  to the right of   11
39   14  to the right of   12
40   14   to the left of    7
41   14   to the left of   15
42   14  to the right of    1
43   14   to the left of   10
44   15   to the left of    4
45   15  to the right of   14
46   15   to the left of    3
47   15  to the right of    6
48   15      in front of    6