Are there buses in front of the large buildings?
No, there is a train in front of the buildings.
    src        edge_attr  dst
0     0  to the right of    2
1     0   to the left of    1
2     0   to the left of    4
3     1   to the left of    5
4     1   to the left of    4
5     1  to the right of    0
6     2   to the left of    0
7     4   to the left of    5
8     4  to the right of    1
9     4   to the left of   11
10    4  to the right of    0
11    5  to the right of    4
12    5  to the right of    1
13    5   to the left of   11
14    5  to the right of    8
15    7  to the right of   13
16    7   to the left of   14
17    7  to the right of   15
18    8   to the left of   22
19    8   to the left of    5
20   11   to the left of   12
21   11  to the right of    5
22   11  to the right of    4
23   12  to the right of   11
24   13      in front of   23
25   13   to the left of   14
26   13   to the left of    7
27   13  to the right of   15
28   14  to the right of   15
29   14  to the right of   13
30   14  to the right of    7
31   15   to the left of   13
32   15   to the left of   14
33   15   to the left of    7
34   17           behind   23
35   18   to the left of   19
36   18  to the right of   20
37   19  to the right of   18
38   20   to the left of   21
39   20   to the left of   18
40   21  to the right of   20
41   22  to the right of    8
42   23           behind   13
43   23      in front of   17