Do you see books on the shelf to the left of the chair?
Yes, there are books on the shelf.
    src        edge_attr  dst
0     0   to the left of   10
1     1   to the left of   18
2     1   to the left of   14
3     2               by   15
4     2  to the right of   15
5     2  to the right of   14
6     3               on   12
7     3  to the right of    4
8     3  to the right of   13
9     4   to the left of    3
10    4   to the left of   13
11    4               on    3
12    4               on   12
13    6               of    5
14    8  to the right of   17
15    8  to the right of   11
16   10               on    9
17   10  to the right of   19
18   10  to the right of    0
19   11   to the left of   17
20   11   to the left of    8
21   12  to the right of   19
22   13               on   12
23   13  to the right of    4
24   13   to the left of    3
25   14   to the left of    2
26   14               by    8
27   14  to the right of    1
28   14  to the right of   18
29   15   to the left of    2
30   15  to the right of   17
31   17   to the left of    8
32   17   to the left of   15
33   17  to the right of   11
34   17             with   11
35   18  to the right of    1
36   18               by    8
37   18   to the left of   14
38   19               on    1
39   19   to the left of   12
40   19   to the left of   10