What is on the couch?
The pillows are on the couch.
    src        edge_attr  dst
0     0  to the right of   10
1     0  to the right of    9
2     0  to the right of    2
3     0  to the right of    1
4     1  to the right of    3
..  ...              ...  ...
88   16  to the right of    9
89   17  to the right of   11
90   17  to the right of   12
91   17  to the right of    6
92   17  to the right of   14

[93 rows x 3 columns]