Is that a black airplane?
Yes, that is a black airplane.
    src        edge_attr  dst
0     1  to the right of   15
1     1  to the right of   10
2     1  to the right of    4
3     1  to the right of    5
4     1  to the right of    6
5     2  to the right of   14
6     2   to the left of    9
7     3   to the left of   18
8     3   to the left of   16
9     3               of   11
10    3   to the left of   20
11    4  to the right of   15
12    4  to the right of   10
13    4   to the left of    5
14    4   to the left of    1
15    4  to the right of    6
16    5  to the right of   15
17    5  to the right of    6
18    5  to the right of    4
19    5   to the left of    1
20    5  to the right of   10
21    6   to the left of    5
22    6   to the left of   15
23    6  to the right of   10
24    6   to the left of    4
25    6   to the left of    1
26    7   to the left of   14
27    7  to the right of    8
28    8   to the left of   14
29    8   to the left of    7
30    9  to the right of   14
31    9  to the right of    2
32   10   to the left of    6
33   10   to the left of    5
34   10   to the left of    4
35   10   to the left of   15
36   10   to the left of    1
37   11      in front of   14
38   12   to the left of   20
39   12               of   11
40   14  to the right of    7
41   14  to the right of    8
42   14   to the left of    2
43   14   to the left of    9
44   15  to the right of    6
45   15   to the left of    4
46   15   to the left of    5
47   15  to the right of   10
48   15   to the left of    1
49   16  to the right of   18
50   16  to the right of    3
51   17               of   11
52   18  to the right of    3
53   18   to the left of   16
54   20  to the right of    3
55   20  to the right of   12
56   20               of   11