Is the chair to the left or to the right of the man?
The chair is to the left of the man.
    src        edge_attr  dst
0     0  to the right of    6
1     0   to the left of   15
2     0   to the left of    9
3     0   to the left of   13
4     0  to the right of   17
5     0   to the left of   10
6     1               of   18
7     2  to the right of    6
8     3  to the right of    6
9     5   to the left of   13
10    5  to the right of    7
11    5  to the right of   16
12    5   to the left of   10
13    5   to the left of   15
14    5  to the right of   17
15    6   to the left of    2
16    6   to the left of   18
17    6   to the left of    3
18    6   to the left of   11
19    6   to the left of    0
20    7   to the left of   18
21    7   to the left of    5
22    9  to the right of    0
23   10  to the right of    0
24   10       sitting on    9
25   10  to the right of    5
26   10  to the right of   18
27   11               of   18
28   11  to the right of    6
29   12               of   18
30   13  to the right of    5
31   13  to the right of    0
32   15  to the right of    0
33   15  to the right of    5
34   16   to the left of    5
35   16   to the left of   18
36   16               on   17
37   17   to the left of    0
38   17   to the left of    5
39   17   to the left of   18
40   18  to the right of    7
41   18   to the left of   10
42   18  to the right of   17
43   18  to the right of   16
44   18  to the right of    6