What is the hose on?
The water hose is on the tap.
    src        edge_attr  dst
0     1               on    9
1     1  to the right of   14
2     3   to the left of   18
3     4  to the right of   14
4     4               on    5
5     5  to the right of   14
6     7   to the left of   16
7     8  to the right of   18
8     9  to the right of   14
9    10               in   13
10   10  to the right of   18
11   11               of   10
12   11  to the right of   18
13   12   to the left of   16
14   14   to the left of    1
15   14   to the left of    5
16   14   to the left of    9
17   14   to the left of   18
18   14   to the left of    4
19   14   to the left of   16
20   15   to the left of   16
21   16  to the right of   17
22   16  to the right of    7
23   16  to the right of   12
24   16  to the right of   15
25   16  to the right of   14
26   17   to the left of   18
27   17               on   14
28   17   to the left of   16
29   18  to the right of   14
30   18  to the right of   17
31   18   to the left of   10
32   18   to the left of   11
33   18  to the right of    3
34   18   to the left of    8