Do you see any rugs on the floor that looks gray?
No, there is a floor lamp on the floor.
    src        edge_attr  dst
0     0  to the right of    8
1     0      in front of    7
2     0            above   14
3     0  to the right of    5
4     1   to the left of    9
5     1   to the left of    2
6     1   to the left of   15
7     1               on   16
8     1   to the left of   13
9     2  to the right of    7
10    2  to the right of    1
11    3  to the right of    4
12    3  to the right of    7
13    4               on   16
14    4   to the left of    3
15    4  to the right of    7
16    5   to the left of    0
17    7   to the left of   15
18    7   to the left of    4
19    7   to the left of    3
20    7           behind    0
21    7             near   12
22    7   to the left of   14
23    7   to the left of    2
24    7   to the left of    9
25    8   to the left of    0
26    8               on   12
27    9  to the right of    1
28    9  to the right of    7
29   10   to the left of   15
30   10               of   11
31   11   to the left of   15
32   11               on    0
33   12          next to    7
34   12  to the right of   17
35   13  to the right of    1
36   14  to the right of    7
37   14            under    0
38   15  to the right of   10
39   15  to the right of   11
40   15  to the right of    7
41   15  to the right of    1
42   17   to the left of   12