What is the floor made of?
The floor is made of wood.
    src        edge_attr  dst
0     0  to the right of   16
1     0  to the right of    8
2     1  to the right of    3
3     1  to the right of   15
4     1  to the right of    2
..  ...              ...  ...
59   16   to the left of    2
60   16   to the left of   17
61   16   to the left of    7
62   16   to the left of    0
63   17  to the right of   16

[64 rows x 3 columns]