Is the mobile phone to the right or to the left of him?
The mobile phone is to the left of the man.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    2
2     1   to the left of    8
3     1   to the left of    4
4     1   to the left of    2
5     2   to the left of    0
6     2               of    8
7     2  to the right of    1
8     3   to the left of    6
9     3   to the left of    5
10    3   to the left of    7
11    3   to the left of    0
12    4  to the right of    1
13    5               of    0
14    5  to the right of    3
15    6  to the right of    3
16    7  to the right of    3
17    8  to the right of    1