What is the person to the left of the lady sitting on?
The person is sitting on the couch.
     src       edge_attr  dst
0      0  to the left of   15
1      0  to the left of   14
2      0  to the left of   20
3      0  to the left of   19
4      1  to the left of    8
..   ...             ...  ...
146   27  to the left of   17
147   27  to the left of   14
148   27  to the left of   21
149   27  to the left of   20
150   27  to the left of   23

[151 rows x 3 columns]