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