Which kind of furniture isn't long?
The furniture is a shelf.
    src         edge_attr  dst
0     0   to the right of   12
1     0   to the right of    9
2     0   to the right of   11
3     0   to the right of    4
4     1    to the left of    8
5     3    to the left of    4
6     3    to the left of    9
7     3  standing against   11
8     4   to the right of    7
9     4   to the right of    3
10    4    to the left of    0
11    4    to the left of   12
12    5   to the right of   14
13    6                on   11
14    7      hanging from   11
15    7    to the left of    4
16    7    to the left of   12
17    8   to the right of    1
18    9   to the right of    3
19    9    to the left of    0
20    9    to the left of   12
21   10   to the right of   14
22   11    to the left of    0
23   12   to the right of    4
24   12   to the right of    9
25   12    to the left of    0
26   12   to the right of    7
27   13                on   11
28   14    to the left of   10
29   14    to the left of    5