What is on the appliance that is to the right of the plate?
The microwave is on the refrigerator.
    src        edge_attr  dst
0     1  to the right of    7
1     1   to the left of    6
2     3               on    8
3     3   to the left of    6
4     3   to the left of    4
5     4  to the right of    8
6     4   to the left of    6
7     4   to the left of    5
8     4  to the right of    3
9     5               on    6
10    5  to the right of    4
11    6  to the right of    8
12    6  to the right of    7
13    6  to the right of    1
14    6  to the right of    4
15    6  to the right of    3
16    7   to the left of    1
17    7   to the left of    6
18    8   to the left of    4
19    8   to the left of    6