What is in front of the vintage vehicle?
The bell is in front of the train.
    src        edge_attr  dst
0     1      in front of    3
1     1   to the left of   13
2     2  to the right of    7
3     2   to the left of    9
4     2  to the right of   11
..  ...              ...  ...
58   16  to the right of    3
59   17  to the right of   12
60   17   to the left of    9
61   17   to the left of   16
62   18   to the left of    5

[63 rows x 3 columns]