Are the black cords under the table?
Yes, the cords are under the table.
    src        edge_attr  dst
0     0               on   13
1     0   to the left of   13
2     1   to the left of   11
3     1            above    9
4     2   to the left of   11
5     3   to the left of   11
6     4   to the left of   13
7     4               on    0
8     5  to the right of    7
9     5  to the right of   13
10    5  to the right of   11
11    7   to the left of   14
12    7   to the left of    5
13    8   to the left of   11
14    9            under    1
15    9   to the left of   11
16   10   to the left of   11
17   11   to the left of   14
18   11  to the right of    2
19   11  to the right of    3
20   11  to the right of    8
21   11  to the right of    9
22   11   to the left of    5
23   11  to the right of   10
24   11               on   12
25   11  to the right of    1
26   13  to the right of    0
27   13   to the left of    5
28   13  to the right of    4
29   13   to the left of   14
30   14  to the right of    7
31   14  to the right of   13
32   14  to the right of   11