What piece of furniture is the grill on?
The grill is on the shelf.
    src        edge_attr  dst
0     0  to the right of    5
1     1  to the right of    5
2     1  to the right of    6
3     1   to the left of   14
4     1   to the left of    4
5     1   to the left of    8
6     2      in front of    3
7     2      in front of    5
8     2   to the left of    4
9     2   to the left of    8
10    2   to the left of   14
11    2   to the left of   13
12    3  to the right of    5
13    3           behind    2
14    4  to the right of   10
15    4               on   13
16    4  to the right of    2
17    4  to the right of    1
18    5   to the left of   12
19    5           behind    2
20    5   to the left of    3
21    5   to the left of    0
22    5   to the left of    1
23    6   to the left of   13
24    6   to the left of    1
25    6   to the left of    7
26    7  to the right of    6
27    8           behind   14
28    8  to the right of    2
29    8  to the right of    1
30    8  to the right of   10
31    9   to the left of   13
32   10   to the left of   14
33   10   to the left of    8
34   10   to the left of    4
35   11   to the left of   14
36   12  to the right of    5
37   13  to the right of    9
38   13  to the right of    6
39   13  to the right of    2
40   14      in front of    8
41   14  to the right of    1
42   14  to the right of    2
43   14  to the right of   11
44   14  to the right of   10