Which side of the photo is the book on?
The book is on the left of the image.
     src        edge_attr  dst
0      0               on   11
1      0  to the right of    4
2      1   to the left of    4
3      2               on    6
4      2   to the left of    4
..   ...              ...  ...
101   17   to the left of    9
102   17   to the left of    8
103   17   to the left of   16
104   17   to the left of   10
105   17   to the left of   14

[106 rows x 3 columns]