return 
[ [ [ 5, 5, 4, 3 ], [ 6, 5, 3, 3 ], [ 2, 2, 1, 6 ], [ 6, 6, 1, 5 ], 
      [ 1, 1, 2, 4 ], [ 4, 4, 2, 3 ] ], 
  [ [ 5, 5, 6, 3 ], [ 4, 5, 3, 3 ], [ 2, 2, 1, 6 ], [ 6, 6, 5, 2 ], 
      [ 1, 1, 2, 4 ], [ 4, 4, 3, 1 ] ] ];
