Do you see small chairs or windows?
Yes, there is a small window.
     src        edge_attr  dst
0      0   to the left of   29
1      0  to the right of   28
2      0  to the right of    4
3      0  to the right of    3
4      0  to the right of    5
..   ...              ...  ...
150   36   to the left of   22
151   37   to the left of    8
152   37   to the left of   33
153   38  to the right of   22
154   38   to the left of    9

[155 rows x 3 columns]