11(6)->10(5,1),12(5,2),14(5,3),7(4,4),3(0,5),
10(5)->13(5,2),15(5,3),9(4,4),18(0,5),
12(5)->16(5,3),6(3,4),19(0,5),
13(5)->17(5,3),8(3,4),20(0,5),
14(5)->5(2,4),
15(5)->4(1,4),
16(5)->1(0,4),
17(5)->2(0,4),
