Are the cards blue or white?
The cards are blue.
    src        edge_attr  dst
0     0   to the left of    4
1     0  to the right of    1
2     1   to the left of    0
3     1               in    7
4     2   to the left of    4
5     2  to the right of    9
6     2  to the right of    8
7     3   to the left of    4
8     3  to the right of    6
9     3  to the right of    8
10    4  to the right of    2
11    4  to the right of    5
12    4  to the right of    6
13    4  to the right of    3
14    4  to the right of    9
15    4  to the right of    0
16    5   to the left of    4
17    5  to the right of    8
18    6  to the right of    8
19    6   to the left of    3
20    6   to the left of    4
21    8   to the left of    5
22    8   to the left of    6
23    8   to the left of    9
24    8   to the left of    3
25    8   to the left of    2
26    9  to the right of    8
27    9   to the left of    2
28    9   to the left of    4