What do the suitcase and the cable have in common?
The color, both the suitcase and the cable are black.
    src        edge_attr  dst
0     0   to the left of    2
1     0  to the right of   10
2     1  to the right of    9
3     2  to the right of    0
4     2  to the right of   10
5     3   to the left of    9
6     3   to the left of    8
7     4  to the right of    5
8     4               on    8
9     4  to the right of   11
10    4  to the right of    9
11    5   to the left of    8
12    5               on    9
13    5   to the left of    4
14    5   to the left of   11
15    5  to the right of   10
16    6   to the left of    7
17    6  to the right of   10
18    7  to the right of    9
19    7  to the right of    6
20    8  to the right of    3
21    8  to the right of   10
22    8  to the right of    5
23    9  to the right of   10
24    9   to the left of    7
25    9  to the right of    3
26    9   to the left of    4
27    9   to the left of    1
28   10   to the left of    0
29   10   to the left of   11
30   10   to the left of    6
31   10   to the left of    2
32   10   to the left of    9
33   10   to the left of    8
34   10   to the left of    5
35   10   parked next to    9
36   11  to the right of   10
37   11   to the left of    4
38   11  to the right of    5