{{
{0,2,4,0,4,0,-1},
{1,0,4,1,2,0,-1},
{2,0,2,1,0,0,-1},
{3,0,0,1,1,0,-1},
{4,0,1,1,5,0,-1},
{5,0,5,1,4,2,-1},
{6,0,4,3,5,2,-1},
{7,0,5,3,7,0,-1},
{8,0,7,1,6,0,-1},
{9,0,6,1,5,4,-1},
{10,0,5,5,6,2,-1},
{11,0,6,3,7,2,-1},
{12,0,7,3,6,4,-1},
{13,0,6,5,4,4,-1},
{14,0,5,6,7,3,-1}}}