Is this a photo of an airport or a train station?
It is showing an airport.
    src        edge_attr  dst
0     0  to the right of    5
1     2   to the left of    5
2     3   to the left of    5
3     4  to the right of    8
4     5  to the right of    3
5     5  to the right of    2
6     5   to the left of    0
7     7  to the right of   16
8     8   to the left of    4
9     8   to the left of   11
10   10               on    9
11   11  to the right of    8
12   11         carrying    4
13   12  to the right of   15
14   12  to the right of   13
15   13  to the right of   15
16   13   to the left of   12
17   15   to the left of   12
18   15   to the left of   13
19   15   on the side of   10
20   16   to the left of   18
21   16   to the left of    7
22   18  to the right of   16