Which color is the appliance in the middle of the picture?
The dish washer is black.
   src        edge_attr  dst
0    0  to the right of    7
1    0  to the right of    3
2    1  to the right of    2
3    2  to the right of    7
4    2   to the left of    1
5    3   to the left of    0
6    3  to the right of    7
7    7   to the left of    3
8    7   to the left of    2
9    7   to the left of    0