What piece of furniture is to the left of the towels by the sink?
The piece of furniture is a couch.
    src        edge_attr  dst
0     0  to the right of    3
1     0   to the left of   10
2     0  to the right of    2
3     0   to the left of    1
4     0  to the right of   12
5     0               by    2
6     1               by   14
7     1  to the right of   12
8     1  to the right of    0
9     2               on   12
10    2   to the left of   10
11    2   to the left of    0
12    2               in    6
13    2  to the right of    3
14    3   to the left of    0
15    3   to the left of   12
16    3   to the left of    2
17    3   to the left of   16
18    3   to the left of   18
19    3   to the left of   17
20    4               by   14
21    4  to the right of    5
22    4  to the right of   18
23    5   to the left of   13
24    5   to the left of   14
25    5            below   14
26    5   to the left of    4
27    5   to the left of    7
28    5   to the left of    8
29    5   to the left of    9
30    7            above   14
31    7   to the left of   13
32    7  to the right of    5
33    8  to the right of    5
34    8  to the right of   11
35    9  to the right of   11
36    9  to the right of   12
37    9  to the right of    5
38   10  to the right of    0
39   10  to the right of    2
40   10  to the right of   17
41   11   to the left of    9
42   11   to the left of    8
43   12   to the left of    9
44   12  to the right of    3
45   12   to the left of    1
46   12   to the left of    0
47   13  to the right of    5
48   13  to the right of    7
49   14               in    6
50   14  to the right of    5
51   14            below    7
52   16   to the left of   17
53   16  to the right of    3
54   17  to the right of   16
55   17   to the left of   10
56   17  to the right of    3
57   18  to the right of    3
58   18   to the left of    4