Are there any airplanes in the sky?
Yes, there is an airplane in the sky.
    src        edge_attr  dst
0     0  to the right of    1
1     1   to the left of    0
2     1               of   16
3     2  to the right of   12
4     2  to the right of   11
5     5  to the right of    9
6     6   to the left of   14
7     6   to the left of   17
8     7           behind   10
9     7  to the right of   13
10    7   to the left of    8
11    8           behind   17
12    8  to the right of   13
13    8  to the right of    7
14    9   to the left of    5
15   10               in   15
16   10      in front of    7
17   11   to the left of    2
18   11   to the left of   12
19   11               in   15
20   11      in front of   13
21   11   to the left of   17
22   12   to the left of    2
23   12  to the right of   11
24   13   to the left of    7
25   13           behind   11
26   13   to the left of    8
27   14  to the right of    6
28   14   to the left of   17
29   16               in   15
30   17               in   15
31   17      in front of    8
32   17  to the right of   11
33   17  to the right of    6
34   17  to the right of   14