Is there a cat?
Yes, there is a cat.
    src        edge_attr  dst
0     0  to the right of    3
1     1   to the left of    7
2     2  to the right of    3
3     3   to the left of    0
4     3   to the left of    4
5     3   to the left of    2
6     3   to the left of    8
7     3   to the left of    5
8     4   to the left of    6
9     4  to the right of    3
10    4  to the right of    7
11    5  to the right of    3
12    5   to the left of    6
13    6  to the right of    8
14    6  to the right of    5
15    6  to the right of    4
16    7  to the right of    1
17    7   to the left of    4
18    8               on    4
19    8  to the right of    3
20    8   to the left of    6