Do you see windows or doors that are made of glass?
Yes, the door is made of glass.
     src        edge_attr  dst
0      0   to the left of   36
1      0         lying on    3
2      0   to the left of    6
3      0  to the right of   35
4      0  to the right of    8
..   ...              ...  ...
167   40   to the left of   23
168   40  to the right of   28
169   40  to the right of   32
170   41  to the right of   12
171   42  to the right of    8

[172 rows x 3 columns]