Are there any headphones on the desk to the left of the bookshelf?
Yes, there are headphones on the desk.
     src        edge_attr  dst
0      0               on   26
1      1         lying on   26
2      1               on   26
3      1       sitting on   26
4      2  to the right of   26
..   ...              ...  ...
167   28  to the right of   14
168   28  to the right of   22
169   28   to the left of   18
170   28               on   10
171   28               on    9

[172 rows x 3 columns]