What is the fence made of?
The fence is made of wood.
    src        edge_attr  dst
0     0  to the right of   15
1     0  to the right of    6
2     0  to the right of   10
3     1   to the left of    2
4     1   to the left of    3
5     1  to the right of   10
6     1   to the left of    5
7     1  to the right of   15
8     1   to the left of    7
9     1  to the right of    6
10    2  to the right of    1
11    2  to the right of    6
12    2  to the right of   10
13    3  to the right of    1
14    4   to the left of   10
15    4   to the left of    6
16    4   to the left of   15
17    5  to the right of    1
18    5  to the right of   10
19    6   to the left of    1
20    6   to the left of    0
21    6   to the left of    2
22    6  to the right of    4
23    6   to the left of   16
24    6   to the left of    7
25    7  to the right of   15
26    7  to the right of    1
27    7  to the right of   10
28    7  to the right of    6
29    9  to the right of   12
30   10   to the left of    2
31   10  to the right of    4
32   10   to the left of    5
33   10   to the left of    1
34   10   to the left of    0
35   10   to the left of    7
36   10   to the left of   16
37   10       playing on   11
38   12   to the left of   16
39   12   to the left of    9
40   15   to the left of    7
41   15   to the left of   16
42   15   to the left of    0
43   15   to the left of    1
44   15  to the right of    4
45   16  to the right of   10
46   16  to the right of    6
47   16  to the right of   15
48   16  to the right of   12
49   16       playing on   11
50   16          wearing   14
51   16          wearing   13
52   16             with    5
53   16          wearing    0