What is the box on?
The box is on the rug.
    src        edge_attr  dst
0     0               on   10
1     0  to the right of    5
2     0          holding    1
3     0            above   10
4     0  to the right of    6
5     1  to the right of    3
6     1               in    0
7     1  to the right of    2
8     2   to the left of    1
9     2   to the left of    4
10    3               of    0
11    3   to the left of    1
12    3   to the left of    4
13    3   to the left of    7
14    3               on    0
15    4  to the right of    3
16    4  to the right of    2
17    5   to the left of    0
18    5               on    3
19    6   to the left of    0
20    6               on    3
21    7  to the right of    3
22    8               in    0
23    9               in    0
24   10            under    0