What device is on top of the floor?
The device is a speaker.
    src        edge_attr  dst
0     0        on top of    6
1     0  to the right of   16
2     0   to the left of    1
3     0       underneath    7
4     0            below    7
..  ...              ...  ...
62   17        on top of    6
63   18  to the right of   16
64   18  to the right of   15
65   18  to the right of    9
66   18        on top of    6

[67 rows x 3 columns]