Do you see desks or cups there?
No, there are no cups or desks.
    src        edge_attr  dst
0     0   to the left of    9
1     0   to the left of    2
2     2   to the left of   10
3     2   to the left of    4
4     2      sleeping in    1
5     2  to the right of    0
6     3  to the right of   11
7     3       covered by    7
8     4  to the right of    2
9     4  to the right of    5
10    4  to the right of    8
11    5   to the left of   12
12    5   to the left of    8
13    5   to the left of    4
14    5   to the left of   13
15    5   to the left of    6
16    5   to the left of   10
17    6  to the right of    5
18    7         covering    3
19    8   to the left of   13
20    8   to the left of   12
21    8   to the left of    4
22    8  to the right of    5
23    9  to the right of    0
24    9               in    1
25   10  to the right of    2
26   10         lying in    1
27   10  to the right of    5
28   11   to the left of   13
29   11   to the left of    3
30   12  to the right of    8
31   12  to the right of    5
32   12   to the left of   13
33   13  to the right of    8
34   13  to the right of    5
35   13  to the right of   11
36   13               of    1
37   13  to the right of   12
38   15               of    1