Which kind of furniture is the plant on?
The plant is on the computer desk.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    3
2     0               on   11
3     1  to the right of    9
4     1  to the right of    7
5     1  to the right of    6
6     1  to the right of    8
7     1               on   11
8     1  to the right of    4
9     2   to the left of    0
10    2   to the left of    8
11    3   to the left of    0
12    4   to the left of    1
13    5  to the right of    9
14    6   to the left of   13
15    6   to the left of    1
16    7   to the left of    1
17    8  to the right of    2
18    8               on   11
19    8   to the left of    1
20    9   to the left of    1
21    9   to the left of    5
22   10               on   11
23   13               on   11
24   13  to the right of    6