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