On which side of the picture is the van?
The van is on the left of the image.
    src        edge_attr  dst
0     0   to the left of    2
1     1   to the left of   11
2     1   to the left of    3
3     1   to the left of   14
4     2  to the right of   15
5     2  to the right of    0
6     3  to the right of    8
7     3  to the right of   10
8     3  to the right of    4
9     3  to the right of    1
10    4   to the left of   10
11    4       walking in    6
12    4   to the left of   14
13    4   to the left of   11
14    4   to the left of    3
15    5  to the right of   13
16    5               on    0
17    5   to the left of    6
18    5   to the left of   15
19    6  to the right of    5
20    7        parked at    8
21    7   to the left of    8
22    8   to the left of    3
23    8  to the right of    7
24    8   to the left of   10
25    8   to the left of   11
26    8  to the right of   12
27   10  to the right of    4
28   10   to the left of    3
29   10  to the right of    8
30   11          wearing   14
31   11          wearing    3
32   11  to the right of    8
33   11  to the right of    1
34   11  to the right of    4
35   12   to the left of    8
36   13               on    0
37   13   to the left of    5
38   14  to the right of    1
39   14  to the right of    4
40   15  to the right of    5
41   15   to the left of    2
42   15               on    0