What item of furniture is the printer on?
The printer is on the shelf.
    src        edge_attr  dst
0     0   to the left of   16
1     0   to the left of    6
2     0   to the left of    5
3     0   to the left of    4
4     0   to the left of   10
5     0   to the left of   13
6     0   to the left of    3
7     1          next to   13
8     1               on   14
9     1             near   13
10    1   to the left of    4
11    1   to the left of   13
12    1   to the left of   16
13    1   to the left of    6
14    2   to the left of    9
15    2   to the left of   10
16    2   to the left of    5
17    2   to the left of    8
18    3  to the right of    0
19    4  to the right of    1
20    4  to the right of    0
21    5  to the right of    0
22    5  to the right of    2
23    6  to the right of    1
24    6  to the right of    0
25    8  to the right of   12
26    8   to the left of    9
27    8  to the right of    2
28    8  to the right of   11
29    9  to the right of    2
30    9  to the right of    8
31    9  to the right of   11
32   10  to the right of    2
33   10  to the right of    0
34   11   to the left of    9
35   11               on   12
36   11   to the left of    8
37   12   to the left of    8
38   13  to the right of    0
39   13  to the right of    1
40   13             near    1
41   16               on   14
42   16  to the right of    0
43   16  to the right of    1