Do you see keyboards to the left of the mouse pad that is in the bottom of the image?
No, there is a chair to the left of the mousepad.
     src        edge_attr  dst
0      0   to the left of    2
1      0       growing in   27
2      1       growing in   27
3      1   to the left of   23
4      1   to the left of   30
..   ...              ...  ...
210   37  to the right of   23
211   38   to the left of   34
212   38  to the right of   35
213   38  to the right of    9
214   38   to the left of   29

[215 rows x 3 columns]