Is there either a white bookcase or lamp?
No, there is a lamp but it is black.
    src        edge_attr  dst
0     0   to the left of   19
1     0   to the left of    2
2     0  to the right of    6
3     0   to the left of   11
4     0   to the left of    3
5     1  to the right of   12
6     1  to the right of   15
7     2  to the right of    0
8     2  to the right of   11
9     3   to the left of   14
10    3  to the right of    0
11    3  to the right of   11
12    3               on    2
13    4   to the left of   18
14    4   to the left of   15
15    5   to the left of   15
16    5  to the right of    8
17    5               on    4
18    6   to the left of    0
19    7  to the right of   18
20    8   to the left of   15
21    8   to the left of    5
22    9   to the left of   18
23   10   to the left of   18
24   11  to the right of    0
25   11   to the left of   14
26   11   to the left of   19
27   11   to the left of    2
28   11   to the left of    3
29   12   to the left of    1
30   12  to the right of   15
31   12  to the right of   18
32   13  to the right of   18
33   13  to the right of   15
34   14  to the right of    3
35   14  to the right of   11
36   15  to the right of    4
37   15   to the left of    1
38   15  to the right of   17
39   15   to the left of   13
40   15  to the right of    8
41   15   to the left of   12
42   15  to the right of    5
43   16   to the left of   18
44   17   to the left of   15
45   18  to the right of    9
46   18  to the right of   16
47   18   to the left of   13
48   18  to the right of   10
49   18   to the left of   12
50   18  to the right of    4
51   18   to the left of    7
52   19  to the right of    0
53   19  to the right of   11