Which side of the image is the beer on?
The beer is on the left of the image.
     src        edge_attr  dst
0      0   to the left of    7
1      0   to the left of   10
2      0   to the left of    6
3      0   to the left of   15
4      1   to the left of   20
..   ...              ...  ...
106   20   to the left of   10
107   20   to the left of   15
108   20   to the left of    6
109   20  to the right of    8
110   20  to the right of   18

[111 rows x 3 columns]