What is on the wall that is shown in the picture?
The extinguisher is on the wall.
     src        edge_attr  dst
0      0  to the right of    3
1      0  to the right of    9
2      0  to the right of   26
3      0  to the right of   31
4      1   to the left of   14
..   ...              ...  ...
104   29  to the right of   27
105   29   to the left of   22
106   30  to the right of   17
107   30  to the right of    8
108   31   to the left of    0

[109 rows x 3 columns]