Where is this couch?
The couch is in the living room.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of    5
2     1               in    2
3     3   to the left of    4
4     4  to the right of    3
5     4  to the right of   11
6     5   to the left of   11
7     5               on   10
8     5   to the left of    0
9     7   to the left of    8
10    7   to the left of   12
11    8  to the right of    7
12    8  to the right of    9
13    9               on    7
14    9   to the left of    8
15    9   to the left of   12
16   11   to the left of    4
17   11   to the left of    0
18   11  to the right of    5
19   11               on   10
20   12  to the right of    9
21   12  to the right of    7