On which side is the bookcase?
The bookcase is on the right of the image.
     src        edge_attr  dst
0      1   to the left of   16
1      1  to the right of   14
2      1   to the left of   18
3      1   to the left of   17
4      1   to the left of    2
..   ...              ...  ...
114   25  to the right of   20
115   25  to the right of    8
116   25  to the right of    6
117   26  to the right of    7
118   26  to the right of   16

[119 rows x 3 columns]