Do the wall and the crab have the same color?
No, the crab is red and the wall is white.
    src        edge_attr  dst
0     0  to the right of   18
1     0  to the right of    3
2     0  to the right of   16
3     1  to the right of   16
4     1  to the right of   13
..  ...              ...  ...
60   17  to the right of   14
61   17          next to    1
62   17  to the right of    2
63   18   to the left of    0
64   18  to the right of   13

[65 rows x 3 columns]