Do you see any buses to the left of the people in the bottom part of the picture?
Yes, there is a bus to the left of the people.
    src        edge_attr  dst
0     1  to the right of    7
1     2   to the left of    6
2     2   to the left of   17
3     2   to the left of    4
4     3   to the left of   15
5     3  to the right of   14
6     4   to the left of   17
7     4   to the left of   19
8     4  to the right of    2
9     5  to the right of   15
10    6  to the right of    2
11    6   to the left of   19
12    7   to the left of   11
13    7   to the left of   10
14    7   to the left of    1
15    7   to the left of   19
16    9  to the right of   19
17    9   to the left of   16
18   10  to the right of    7
19   11  to the right of    7
20   12   to the left of   19
21   13  on the front of   19
22   14   to the left of   15
23   14   to the left of    3
24   15  to the right of    3
25   15   to the left of    5
26   15   to the left of   19
27   15   to the left of   18
28   15  to the right of   14
29   16  to the right of    9
30   16  to the right of   19
31   17  to the right of    4
32   17   to the left of   19
33   17  to the right of    2
34   18  to the right of   15
35   19   to the left of    9
36   19  to the right of   17
37   19   to the left of   16
38   19  to the right of   15
39   19  to the right of   12
40   19  to the right of    6
41   19  to the right of    4
42   19  to the right of    7