Are the books to the left or to the right of the metal lamp?
The books are to the left of the lamp.
    src        edge_attr  dst
0     0  to the right of   16
1     0               on    2
2     0  to the right of    5
3     0  to the right of   15
4     1  to the right of    6
5     1  to the right of   13
6     2   to the left of    8
7     3   to the left of   14
8     3   to the left of   13
9     5   to the left of    0
10    5   to the left of    8
11    5   to the left of   15
12    6   to the left of    1
13    6  to the right of   16
14    7  to the right of   11
15    8  to the right of    5
16    8  to the right of   15
17    8  to the right of    2
18    9      standing in    4
19   10  to the right of   16
20   11   to the left of    7
21   13       hanging on   14
22   13  to the right of    3
23   13  to the right of   14
24   13   to the left of    1
25   14  to the right of    3
26   14   to the left of   13
27   15  to the right of    5
28   15   to the left of    8
29   15   to the left of    0
30   15  to the right of   16
31   16   to the left of    0
32   16   to the left of   10
33   16   to the left of    6
34   16   to the left of   15