Which kind of furniture is not purple?
The furniture is a table.
    src        edge_attr  dst
0     0  to the right of    2
1     0             near    1
2     1          next to    0
3     2             near    3
4     2   to the left of    0
5     2             near    7
6     2   to the left of    4
7     3               on    2
8     3          next to    2
9     4               on    2
10    4             near    7
11    4  to the right of    2
12    5   to the left of    6
13    5               on    7
14    6  to the right of    5
15    6  to the right of    7
16    7   to the left of    6
17    7             near    4
18    7               on    6
19    7             near    2