On which side of the picture is the towel?
The towel is on the left of the image.
    src        edge_attr  dst
0     0               on   19
1     1  to the right of   16
2     2  to the right of    6
3     2               in    0
4     3               on   18
5     3  to the right of   12
6     3   to the left of   15
7     3  to the right of    8
8     4               on   14
9     4  to the right of   16
10    6               in    0
11    6   to the left of    2
12    8   to the left of   18
13    8  to the right of   12
14    8   to the left of    3
15    8   to the left of   19
16    8  to the right of   17
17    8  to the right of   16
18    9  to the right of   16
19   10               on   14
20   10  to the right of   16
21   10   to the left of   20
22   11  to the right of   16
23   11   to the left of   20
24   12   to the left of    8
25   12   to the left of   18
26   12   to the left of    3
27   12  to the right of   16
28   12  to the right of   17
29   14  to the right of   16
30   15  to the right of    3
31   15  to the right of   18
32   15  to the right of   19
33   16   to the left of   11
34   16   to the left of   10
35   16   to the left of    9
36   16   to the left of    4
37   16   to the left of    1
38   16   to the left of   14
39   16   to the left of    8
40   16   to the left of   12
41   17       hanging on   16
42   17   to the left of    8
43   17   to the left of   12
44   18  to the right of    8
45   18  to the right of   12
46   18   to the left of   15
47   19  to the right of    8
48   19   to the left of   15
49   20  to the right of   11
50   20  to the right of   10