Which color is the necktie made of silk, blue or yellow?
The tie is blue.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of    1
2     0   to the left of    2
3     1   to the left of    0
4     1   to the left of    6
5     1   to the left of    2
6     1   to the left of    7
7     1  to the right of    4
8     1   to the left of    9
9     1   to the left of    8
10    1   to the left of   11
11    1   to the left of   10
12    2  to the right of    1
13    2  to the right of   11
14    2  to the right of    6
15    2  to the right of   10
16    2  to the right of    0
17    2  to the right of    8
18    2  to the right of    9
19    2  to the right of    7
20    3   to the left of    5
21    4   to the left of    1
22    4   to the left of    5
23    5  to the right of    3
24    5  to the right of    4
25    5   to the left of   11
26    5   to the left of    0
27    5   to the left of    9
28    5   to the left of   10
29    5   to the left of    6
30    5   to the left of    8
31    5   to the left of    7
32    6  to the right of    5
33    6  to the right of    1
34    6   to the left of    2
35    7   to the left of    2
36    7  to the right of    5
37    7  to the right of    1
38    8  to the right of    5
39    8   to the left of    2
40    8   to the left of   10
41    8  to the right of    1
42    9   to the left of    2
43    9  to the right of    1
44    9  to the right of    5
45   10  to the right of    5
46   10  to the right of    1
47   10  to the right of    8
48   10   to the left of    2
49   11  to the right of    5
50   11  to the right of    1
51   11   to the left of    2