What is the dog that looks brown and white doing?
The dog is running.
    src        edge_attr  dst
0     1      followed by   13
1     1   to the left of   18
2     1   to the left of    7
3     1   to the left of   11
4     1   to the left of    6
5     1  to the right of   16
6     2  to the right of   16
7     2   to the left of    7
8     3  to the right of   15
9     4   to the left of    5
10    5  to the right of    4
11    6  to the right of    1
12    7  to the right of    1
13    7  to the right of    2
14    9   to the left of   17
15   11  to the right of    1
16   13        following    1
17   13          chasing    1
18   13  to the right of   14
19   14   to the left of   13
20   15   to the left of    3
21   16   to the left of    1
22   16   to the left of    2
23   17  to the right of   18
24   17  to the right of    9
25   18  to the right of    1
26   18   to the left of   17