On which side of the image is the red train?
The train is on the left of the image.
    src        edge_attr  dst
0     0   to the left of   13
1     1        on top of    3
2     3             near   10
3     3  to the right of    4
4     3  to the right of    9
5     3  to the right of   12
6     3  to the right of   14
7     4  to the right of    8
8     4   to the left of    3
9     4        on top of    9
10    5   to the left of   13
11    6  to the right of   12
12    8   to the left of    9
13    8   to the left of   14
14    8   to the left of    4
15    9       underneath   15
16    9          next to   12
17    9   to the left of   12
18    9            below   15
19    9             near   12
20    9   to the left of    3
21    9  to the right of    8
22   10             near    3
23   10          next to    3
24   12             near    9
25   12         boarding    9
26   12   to the left of    6
27   12   to the left of    3
28   12  to the right of    9
29   12          next to    9
30   13  to the right of    0
31   13  to the right of    5
32   14   to the left of    3
33   14  to the right of    8
34   15            above    9