Are there airplanes at the airport?
Yes, there is an airplane at the airport.
    src        edge_attr  dst
0     0      surrounding    8
1     1   to the left of    3
2     1   to the left of   12
3     1               at    8
4     1  to the right of   11
5     2               of   16
6     3   to the left of   12
7     3  to the right of    1
8     4   to the left of   10
9     4   to the left of   12
10    4               of   16
11    4   to the left of   15
12    5             near    8
13    6               at    8
14    6  to the right of   16
15    6               of    8
16    8             near    5
17    8    surrounded by    0
18   10   to the left of   12
19   10  to the right of    4
20   11   to the left of   15
21   11   to the left of    1
22   12               at    8
23   12  to the right of   16
24   12  to the right of    3
25   12  to the right of    4
26   12  to the right of   10
27   12  to the right of    1
28   13               by    5
29   15  to the right of    4
30   15  to the right of   11
31   16               by    5
32   16   to the left of    6
33   16               on    9
34   16               at    8
35   16   to the left of   12