How big is the airplane on the right?
The plane is huge.
    src        edge_attr  dst
0     4   to the left of   11
1     4   to the left of   14
2     5  to the right of   12
3     5  to the right of   13
4     8  to the right of   10
5     8   to the left of    9
6     9  to the right of   10
7     9  to the right of    8
8    10   to the left of    8
9    10   to the left of    9
10   11  to the right of    4
11   11   to the left of   12
12   11   to the left of   13
13   11  to the right of   14
14   12  to the right of   11
15   12   to the left of    5
16   12  to the right of   14
17   13  to the right of   14
18   13  to the right of   11
19   13   to the left of    5
20   14   to the left of   13
21   14   to the left of   11
22   14  to the right of    4
23   14   to the left of   12
24   16   to the left of   17
25   16  to the right of   20
26   17  to the right of   16
27   18   to the left of   20
28   20   to the left of   16
29   20  to the right of   18