Is there a dark table or sofa?
No, there is a table but it is light.
   src        edge_attr  dst
0    0               by    1
1    0  to the right of    2
2    0  to the right of    6
3    2   to the left of    0
4    2   to the left of    3
5    3               by    1
6    3  to the right of    2
7    6               on    2
8    6   to the left of    0
9    6               on    3