What color is the hat?
The hat is blue.
    src        edge_attr  dst
0     0   to the left of    9
1     1   to the left of    6
2     2   to the left of    4
3     2   to the left of    3
4     3  to the right of    2
5     4  to the right of    2
6     5   to the left of    9
7     6  to the right of    1
8     6  to the right of    8
9     7         lying on    3
10    7          wearing    6
11    7   to the left of    9
12    8   to the left of    6
13    9  to the right of    0
14    9  to the right of    7
15    9  to the right of    5