[rec( autGroup := C8, blockSizes := [ 4, 6 ],
      blocks := [ [ 1, 2, 3, 4, 5, 6 ], [ 1, 2, 3, 4, 5, 8 ], [ 1, 2, 3, 4, 7, 8 ], [ 1, 2, 3, 6, 7, 8 ],
          [ 1, 2, 5, 6, 7, 8 ], [ 1, 2, 5, 7 ], [ 1, 3, 4, 7 ], [ 1, 3, 5, 6 ], [ 1, 4, 5, 6, 7, 8 ], [ 1, 4, 6, 8 ],
          [ 2, 3, 4, 5, 6, 7 ], [ 2, 3, 6, 8 ], [ 2, 4, 5, 8 ], [ 2, 4, 6, 7 ], [ 3, 4, 5, 6, 7, 8 ], [ 3, 5, 7, 8 ] ]
        , isBinary := true, isBlockDesign := true, isSimple := true, r := 10,
      tSubsetStructure := rec( lambdas := [ 6 ], t := 2 ), v := 8 ),
  rec( autGroup := C8 : (C2 x C2), blockSizes := [ 4, 6 ],
      blocks := [ [ 1, 2, 3, 4, 5, 7 ], [ 1, 2, 3, 4, 6, 8 ], [ 1, 2, 3, 5, 7, 8 ], [ 1, 2, 3, 6 ],
          [ 1, 2, 4, 6, 7, 8 ], [ 1, 2, 5, 8 ], [ 1, 3, 4, 5, 6, 7 ], [ 1, 3, 5, 6, 7, 8 ], [ 1, 4, 5, 6 ],
          [ 1, 4, 7, 8 ], [ 2, 3, 4, 5, 6, 8 ], [ 2, 3, 4, 7 ], [ 2, 4, 5, 6, 7, 8 ], [ 2, 5, 6, 7 ], [ 3, 4, 5, 8 ],
          [ 3, 6, 7, 8 ] ], isBinary := true, isBlockDesign := true, isSimple := true, r := 10,
      tSubsetStructure := rec( lambdas := [ 6 ], t := 2 ), v := 8 ) ];