Is the window that is oval small and black?
Yes, the window is small and black.
   src        edge_attr  dst
0    0  to the right of    3
1    0  to the right of    7
2    0  to the right of    5
3    3   to the left of    0
4    3   to the left of    4
5    4  to the right of    3
6    5               on    3
7    5   to the left of    0
8    7   to the left of    0