Which kind of furniture is it?
The piece of furniture is a shelf.
     src        edge_attr  dst
0      0               on    2
1      0  to the right of    4
2      1               on    2
3      1  to the right of    3
4      1  to the right of   18
..   ...              ...  ...
129   38   to the left of   31
130   38  to the right of   37
131   38  to the right of   39
132   39   to the left of    5
133   39   to the left of   38

[134 rows x 3 columns]