Do you see puppies in front of the step made of brick?
No, there is a cat in front of the step.
    src        edge_attr  dst
0     0               on   14
1     1            below    9
2     4  to the right of   16
3     7   to the left of    8
4     8  to the right of    7
5    10           behind   12
6    12      in front of   10
7    12               on    9
8    15               on   14
9    16   to the left of    4
10   17               on   14