Is there a bus on the street?
Yes, there is a bus on the street.
    src        edge_attr  dst
0     0               on    9
1     0            above    4
2     1             near    8
3     1   to the left of    7
4     1   to the left of    6
5     1   to the left of    4
6     1   to the left of    3
7     1   to the left of   13
8     2   to the left of   15
9     3  to the right of   13
10    3   to the left of    4
11    3  to the right of    1
12    4               on    8
13    4           behind   15
14    4            below    0
15    4   to the left of   15
16    4  to the right of    7
17    4  to the right of    3
18    4  to the right of    1
19    4  to the right of   14
20    4  to the right of   13
21    6   to the left of   10
22    6  to the right of    1
23    6  to the right of    7
24    7   to the left of   12
25    7            above    8
26    7   to the left of    6
27    7  to the right of    1
28    7   to the left of    4
29    8             near    1
30   10  to the right of    6
31   11   to the left of   15
32   12  to the right of    7
33   13               at   14
34   13   to the left of    3
35   13   to the left of    4
36   13  to the right of    1
37   14   to the left of    4
38   15      in front of    4
39   15  to the right of    2
40   15  to the right of   11
41   15  to the right of    4