What is the couch in front of?
The couch is in front of the painting.
    src        edge_attr  dst
0     0        on top of   12
1     0   to the left of   14
2     0   to the left of   16
3     1  to the right of    4
4     1  to the right of   17
..  ...              ...  ...
64   17   to the left of    1
65   18  to the right of    8
66   19  to the right of    4
67   19  to the right of    5
68   19  to the right of   17

[69 rows x 3 columns]