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