Is there any table that is not white?
Yes, there is a brown table.
    src        edge_attr  dst
0     0               on    5
1     0  to the right of    4
2     0   to the left of    2
3     0  to the right of   14
4     0   to the left of    9
5     2  to the right of    4
6     2  to the right of    0
7     2   to the left of   16
8     2  to the right of   14
9     2  to the right of    5
10    2  to the right of   13
11    2  to the right of   10
12    3               on    9
13    3   to the left of   11
14    4   to the left of    2
15    4   to the left of    0
16    4   to the left of   17
17    4   to the left of    9
18    5   to the left of    2
19    6  to the right of   17
20    7   to the left of   11
21    9  to the right of    0
22    9  to the right of    4
23    9  to the right of   13
24    9  to the right of   14
25   10   to the left of    2
26   11  to the right of    7
27   11  to the right of    3
28   13   to the left of    2
29   13   to the left of    9
30   14   to the left of    9
31   14   to the left of    2
32   14   to the left of    0
33   16  to the right of    2
34   16   on the side of    2
35   17  to the right of    4
36   17   to the left of    6