What are the scissors on?
The scissors are on the table.
    src        edge_attr  dst
0     0   to the left of    4
1     0   to the left of    9
2     4  to the right of    0
3     4   to the left of    9
4     4   to the left of   10
5     5               on    1
6     5               on    3
7     5   to the left of    8
8     6   to the left of   10
9     6   to the left of    8
10    6   to the left of    9
11    7               on    0
12    8  to the right of    5
13    8  to the right of    6
14    9  to the right of    0
15    9  to the right of    6
16    9  to the right of    4
17   10  to the right of    4
18   10  to the right of    6