What is on the bench?
The planter is on the bench.
    src        edge_attr  dst
0     3  to the right of    6
1     3  to the right of    5
2     4            below   12
3     4            under   12
4     5   to the left of    3
5     6   to the left of    3
6     7            below   12
7     8            below   12
8     9           behind   12
9    10   to the left of   11
10   10               in   11
11   11               on   12
12   11       sitting on   12
13   11  to the right of   10
14   12            above    8
15   12      in front of    9
16   12            above    7
17   12            above    4