Is the shelf in the bottom part or in the top of the image?
The shelf is in the bottom of the image.
    src        edge_attr  dst
0     0  to the right of   17
1     0   to the left of    1
2     0  to the right of    5
3     1  to the right of    0
4     1  to the right of   14
..  ...              ...  ...
82   20  to the right of    6
83   20               of   15
84   20  to the right of    4
85   21  to the right of   17
86   21  to the right of    5

[87 rows x 3 columns]