What is the man using?
The man is using a telephone.
    src        edge_attr  dst
0     0  to the right of    3
1     1           behind    6
2     2               on    3
3     2  to the right of    3
4     3   to the left of    2
5     3   to the left of    0
6     3   to the left of    8
7     3   to the left of    6
8     6            using    7
9     6      in front of    1
10    6          holding    7
11    6  to the right of    3
12    8  to the right of    3