Do you see either a fence or a can?
No, there are no fences or cans.
    src        edge_attr  dst
0     0  to the right of    6
1     0  to the right of    8
2     1  to the right of    3
3     2   to the left of    3
4     3   to the left of    1
5     3   to the left of   12
6     3  to the right of   13
7     3  to the right of    2
8     3   to the left of   16
9     3  to the right of   10
10    3  to the right of    6
11    4  to the right of    6
12    4  to the right of   10
13    5  to the right of    6
14    5  to the right of    8
15    5  to the right of   10
16    5  to the right of   13
17    6   to the left of    4
18    6   to the left of    9
19    6   to the left of    5
20    6   to the left of   14
21    6   to the left of    8
22    6   to the left of    3
23    6   to the left of    0
24    7  to the right of   17
25    7  to the right of   14
26    8  to the right of    6
27    8   to the left of    9
28    8   to the left of    5
29    8   to the left of    0
30    9  to the right of    8
31    9  to the right of    6
32   10     walking down   11
33   10   to the left of    4
34   10               on   15
35   10   to the left of    5
36   10   to the left of    3
37   12  to the right of    3
38   13   to the left of    5
39   13   to the left of    3
40   14  to the right of   15
41   14   to the left of    7
42   14   to the left of   17
43   14  to the right of    6
44   15   to the left of   14
45   16  to the right of    3
46   17  to the right of   14
47   17   to the left of    7