On which side of the picture are the glasses?
The glasses are on the right of the image.
    src        edge_attr  dst
0     0  on the front of    4
1     0  to the right of   18
2     1  to the right of   13
3     1  to the right of   12
4     1  to the right of    9
..  ...              ...  ...
95   19   to the left of   14
96   19   to the left of    3
97   19   to the left of    4
98   19  to the right of   17
99   19  to the right of    6

[100 rows x 3 columns]