What does the chain hang on?
The chain hangs on the bath tub.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    4
2     0  to the right of   14
3     0   to the left of    8
4     1   to the left of    8
5     2  to the right of    4
6     2  to the right of    9
7     2  to the right of   11
8     3  to the right of    6
9     3  to the right of   14
10    3   to the left of    0
11    4   to the left of    2
12    4  to the right of    6
13    4   to the left of   12
14    4   to the left of    0
15    5   to the left of    8
16    5  to the right of    6
17    5   to the left of   13
18    6   to the left of   14
19    6   to the left of    3
20    6   to the left of    5
21    6   to the left of   11
22    6   to the left of    9
23    6   to the left of    4
24    6   to the left of    7
25    7  to the right of    6
26    8  to the right of    5
27    8  to the right of   12
28    8  to the right of    1
29    8  to the right of    0
30    9   to the left of    2
31    9   to the left of   12
32    9  to the right of    6
33    9   to the left of   11
34    9  to the right of   14
35   11   to the left of    2
36   11  to the right of    9
37   11  to the right of    6
38   12  to the right of    4
39   12   to the left of    8
40   12  to the right of    9
41   12  to the right of   14
42   13  to the right of    5
43   14   to the left of    0
44   14   to the left of    9
45   14   to the left of   12
46   14  to the right of    6
47   14   to the left of    3
48   14       hanging on    4