What article of clothing is blue?
The clothing item is a cap.
    src        edge_attr  dst
0     2  to the right of   15
1     2               in    7
2     2  to the right of    7
3     3             with    6
4     4   to the left of    7
5     7   to the left of    2
6     7   to the left of   14
7     7  to the right of    4
8    14  to the right of   15
9    14  to the right of    7
10   15   to the left of   14
11   15   to the left of    2