Are the wall and the sink the same color?
No, the wall is blue and the sink is white.
   src        edge_attr  dst
0    0   to the left of    7
1    0   to the left of    2
2    1  to the right of    2
3    1  to the right of    7
4    2  to the right of    0
5    2   to the left of    1
6    2   to the left of    8
7    7  to the right of    0
8    7   to the left of    1
9    8  to the right of    2