What animal eats the banana?
The cat eats the banana.
    src        edge_attr  dst
0     0   to the left of    7
1     0  to the right of    3
2     1   to the left of    6
3     2   to the left of    6
4     3   to the left of    0
5     4  to the right of    6
6     5  to the right of   13
7     6               on    7
8     6   to the left of   11
9     6   to the left of    4
10    6           eating    3
11    6  to the right of    2
12    6  to the right of    1
13    7  to the right of    0
14    8          feeding    6
15    8          holding    3
16   11  to the right of    6
17   13   to the left of    5