Is the ham on the left side or on the right?
The ham is on the left of the image.
    src        edge_attr  dst
0     0      topped with    1
1     0             with    1
2     0             with    6
3     0               on    7
4     0               on    4
5     1               on    0
6     1  to the right of    6
7     1  to the right of    2
8     2   to the left of    1
9     3  to the right of    7
10    5  to the right of    7
11    6   to the left of    1
12    6               on    0
13    7   to the left of    3
14    7   to the left of    5
15    7   to the left of    8
16    8  to the right of    7