What is on the table to the right of the mattress?
The cable is on the table.
    src        edge_attr  dst
0     0   to the left of   14
1     0   to the left of   12
2     1   to the left of    8
3     2  to the right of    9
4     2  to the right of   13
5     3               on    9
6     6  to the right of    9
7     6  to the right of   13
8     7               on    2
9     7  to the right of   13
10    7  to the right of    9
11    8  to the right of    1
12    9   to the left of    6
13    9   to the left of    2
14    9   to the left of    7
15   11   to the left of   14
16   11   to the left of   12
17   12  to the right of    0
18   12  to the right of   11
19   13   to the left of    6
20   13   to the left of    7
21   13   to the left of    2
22   14  to the right of    0
23   14  to the right of   11