What color is the cart on the left?
The cart is blue.
    src        edge_attr  dst
0     2   to the left of    8
1     2  to the right of   12
2     2   to the left of   11
3     2   to the left of   16
4     2  to the right of   14
..  ...              ...  ...
65   18   to the left of    6
66   18   to the left of   12
67   18   to the left of    2
68   19   to the left of    9
69   19   to the left of    4

[70 rows x 3 columns]