Are the sea gulls on the left side?
No, the sea gulls are on the right of the image.
    src        edge_attr  dst
0     0      standing on   11
1     0  to the right of    8
2     0  to the right of    1
3     0  to the right of    2
4     0  to the right of    7
5     0   to the left of    3
6     1   to the left of    5
7     1   to the left of    3
8     1   to the left of   12
9     1  to the right of    7
10    1   to the left of    0
11    1      standing on   11
12    2   to the left of    3
13    2   to the left of    0
14    2               on   11
15    2  to the right of    7
16    2   to the left of   12
17    2   to the left of    5
18    3  to the right of    1
19    3  to the right of   12
20    3  to the right of    2
21    3  to the right of    0
22    3  to the right of   11
23    4       sitting in    3
24    5  to the right of    2
25    5  to the right of    7
26    5  to the right of    1
27    6   to the left of   11
28    6   to the left of    8
29    6               on   11
30    7   to the left of    0
31    7   to the left of    1
32    7   to the left of    5
33    7   to the left of    2
34    8   to the left of    0
35    8  to the right of    6
36    9   to the left of   11
37   10               in    3
38   11  to the right of    6
39   11               on    3
40   11  to the right of   13
41   11   to the left of    3
42   11  to the right of    9
43   12  to the right of    2
44   12  to the right of    1
45   12   to the left of    3
46   13   to the left of   11