Of what color is the chair?
The chair is black.
   src        edge_attr  dst
0    3          next to    7
1    3             near    7
2    4  to the right of    8
3    6   to the left of    8
4    7               on    3
5    7             near    3
6    8   to the left of    4
7    8  to the right of    6