What is hanging on the wall?
The dispenser is hanging on the wall.
    src        edge_attr  dst
0     1   to the left of   10
1     1   to the left of   14
2     2  to the right of   11
3     2   to the left of    9
4     2  to the right of    7
5     4   to the left of   14
6     4   to the left of   10
7     5       hanging on   15
8     5   to the left of   13
9     6               on   15
10    6   to the left of   13
11    7   to the left of    2
12    7   to the left of    9
13    9  to the right of   11
14    9  to the right of    2
15    9  to the right of    7
16   10  to the right of    1
17   10  to the right of    4
18   10               on   15
19   11   to the left of    2
20   11   to the left of    9
21   13  to the right of    6
22   13  to the right of    5
23   13  to the right of   14
24   14               by   13
25   14            above   15
26   14  to the right of    1
27   14               on   15
28   14   to the left of   13
29   14  to the right of    4