Is the black fence on the right side?
No, the fence is on the left of the image.
    src        edge_attr  dst
0     1   to the left of    9
1     1           beside    2
2     1   to the left of    4
3     2   to the left of    4
4     3  to the right of   10
5     3               by    0
6     3  to the right of    6
7     4  to the right of    8
8     4  to the right of    7
9     4  to the right of    2
10    4  to the right of    1
11    6   to the left of   10
12    6               by   10
13    6   to the left of    3
14    7   to the left of    4
15    8   to the left of    4
16    9  to the right of    1
17   10   to the left of    3
18   10  to the right of    6