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