Are there any nightstands by the bed?
No, there is a lamp by the bed.
    src        edge_attr  dst
0     0   to the left of   14
1     1               on   14
2     1   to the left of   13
3     3   to the left of    5
4     3   to the left of    6
5     3   to the left of   11
6     3   to the left of   10
7     3   to the left of   12
8     3   to the left of   14
9     5  to the right of    3
10    6   to the left of   11
11    6       sitting on    5
12    6  to the right of    3
13    6               on    5
14    7          next to   12
15    7             near   12
16    9               on    7
17   10  to the right of    3
18   11               on    5
19   11  to the right of    6
20   11  to the right of    3
21   12  to the right of    3
22   12             near    7
23   13  to the right of    1
24   13               by   12
25   14  to the right of    0
26   14  to the right of    3