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