Do you see dogs or sea gulls there?
Yes, there is a dog.
    src        edge_attr  dst
0     0   to the left of   11
1     1               on   15
2     1  to the right of   11
3     1   to the left of    3
4     2  to the right of   11
5     2   to the left of   13
6     2  to the right of    7
7     3   to the left of    8
8     3   to the left of    5
9     3  to the right of    1
10    3  to the right of   15
11    4   to the left of    6
12    5  to the right of    3
13    6  to the right of    4
14    6  to the right of   13
15    7               on    5
16    7   to the left of   13
17    7   to the left of    2
18    7  to the right of   11
19    8  to the right of    3
20   10   to the left of   11
21   10   to the left of   13
22   11  to the right of   12
23   11  to the right of   10
24   11             near   12
25   11   to the left of   13
26   11  to the right of    0
27   11   to the left of    1
28   11   to the left of    2
29   11   to the left of    7
30   12             near   11
31   12   to the left of   13
32   12   to the left of   11
33   13   to the left of    6
34   13  to the right of   12
35   13  to the right of   10
36   13  to the right of   11
37   13  to the right of    7
38   13  to the right of    2
39   15   to the left of    3