What's on the cabinet?
The lamp is on the cabinet.
    src        edge_attr  dst
0     0            under    1
1     0            below    1
2     1            above    0
3     1  to the right of    5
4     1  to the right of    4
..  ...              ...  ...
95   21  to the right of    8
96   21  to the right of    9
97   21  to the right of   10
98   22       mounted on    7
99   22  to the right of    1

[100 rows x 3 columns]