Is the fence green and metallic?
Yes, the fence is green and metallic.
    src        edge_attr  dst
0     0   to the left of    4
1     1  to the right of    2
2     1  to the right of    6
3     2   to the left of   10
4     2   to the left of    1
5     3  to the right of   11
6     4  to the right of    0
7     6   to the left of    1
8     6      standing on    9
9    10   to the left of   11
10   10  to the right of    2
11   11  to the right of   10
12   11   to the left of    3