Are both the fence post and the door made of the same material?
Yes, both the fence post and the door are made of wood.
    src        edge_attr  dst
0     0             near    5
1     0             near    2
2     0          next to    2
3     0          next to    5
4     0  to the right of    5
5     0   to the left of   10
6     0   to the left of    6
7     1   to the left of    5
8     1  to the right of    3
9     1  to the right of   13
10    2             near    6
11    2             near    0
12    2  to the right of    7
13    2          next to    6
14    2   to the left of    6
15    2  to the right of    5
16    3   to the left of    1
17    3   to the left of    5
18    4             near   11
19    4   to the left of   12
20    5             near    0
21    5  to the right of    3
22    5   to the left of    6
23    5  to the right of   13
24    5   to the left of   10
25    5   to the left of    0
26    5   to the left of    2
27    5  to the right of    1
28    6             near    2
29    6  to the right of    0
30    6  to the right of    2
31    6  to the right of    5
32    7   to the left of    2
33    7  to the right of   13
34   10  to the right of    0
35   10  to the right of    5
36   11             near    4
37   12  to the right of    4
38   13   to the left of    7
39   13   to the left of    5
40   13   to the left of    1