Who is leaning against the wall?
The boy is leaning against the wall.
    src        edge_attr  dst
0     0  to the right of    8
1     1   to the left of    7
2     2  to the right of    8
3     3  to the right of    5
4     3  leaning against    8
5     3      standing on    5
6     5   to the left of   10
7     5   to the left of    9
8     5   to the left of    3
9     7  to the right of    1
10    8   to the left of   12
11    8   to the left of    2
12    8   to the left of    0
13    8   to the left of   11
14    9  to the right of    5
15   10  to the right of    5
16   11  to the right of    8
17   12  to the right of    8