What does the mirror lean against?
The mirror leans against the wall.
    src        edge_attr  dst
0     0          next to    4
1     0             near    4
2     0   to the left of    4
3     1           facing    8
4     1       staring at    8
5     1            above    3
6     1     looking into    8
7     1       looking at    8
8     1   to the left of    6
9     2      attached to    7
10    3            under    1
11    4  to the right of    5
12    4  to the right of    0
13    4  to the right of    9
14    4             near    0
15    5   to the left of    8
16    5   to the left of    4
17    6  to the right of    7
18    6  to the right of    1
19    6  to the right of   12
20    7               on    1
21    7   to the left of    6
22    7   to the left of   11
23    7   to the left of   12
24    8  to the right of    9
25    8  to the right of    5
26    8  leaning against    4
27    9   to the left of    4
28    9   to the left of    8
29   11  to the right of    7
30   12  to the right of    7
31   12   to the left of    6