Do you see any screens to the right of the device that is in the center of the picture?
Yes, there is a screen to the right of the printer.
     src        edge_attr  dst
0      0   to the left of    4
1      0   to the left of    2
2      0   to the left of   14
3      1               on    0
4      1   to the left of    2
..   ...              ...  ...
137   27  to the right of   16
138   27  to the right of    2
139   27             near   26
140   27  to the right of   14
141   27   to the left of   10

[142 rows x 3 columns]