Where is the truck?
The truck is on the airport.
    src        edge_attr  dst
0     0  to the right of   14
1     1  to the right of   14
2     1  to the right of    7
3     3   to the left of   19
4     4  to the right of    5
5     5   to the left of    4
6     6   to the left of    7
7     6   to the left of   14
8     6   to the left of   23
9     7   to the left of    1
10    7  to the right of    6
11   10   to the left of   18
12   10   to the left of   16
13   11          wearing    8
14   12   to the left of   14
15   12   to the left of   23
16   13               on    2
17   14  to the right of   23
18   14               on   21
19   14   to the left of    0
20   14   to the left of    1
21   14  to the right of    6
22   14  to the right of   12
23   16  to the right of   10
24   18  to the right of   10
25   19  to the right of    3
26   23   to the left of   14
27   23  to the right of    6
28   23  to the right of   12