return 
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      [ 1, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 2, 6, 8, 3 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ] ], 
  [ [ 10, 10, 4, 5 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 1, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 2, 6, 8, 3 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 1, 2, 3 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 5, 6, 7 ], [ 10, 10, 1, 7 ], [ 1, 10, 9, 5 ], 
      [ 1, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 2, 6, 8, 3 ], [ 10, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 3, 3, 8, 4 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 2, 6, 8, 3 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ] ], 
  [ [ 10, 10, 4, 5 ], [ 10, 5, 6, 11 ], [ 10, 11, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 1, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 11, 11, 6, 8 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 1, 2, 3 ], [ 7, 7, 3, 2 ] ], 
  [ [ 10, 10, 4, 5 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 1, 4, 9, 2 ], [ 11, 11, 2, 9 ], [ 2, 11, 8, 3 ], [ 3, 7, 11, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 1, 2, 3 ], [ 6, 6, 8, 7 ] ], 
  [ [ 10, 10, 4, 5 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 1, 4, 11, 2 ], [ 2, 11, 8, 7 ], [ 2, 6, 8, 3 ], [ 3, 7, 6, 9 ], 
      [ 11, 11, 4, 8 ], [ 1, 1, 2, 3 ], [ 9, 9, 6, 5 ] ], 
  [ [ 11, 3, 4, 5 ], [ 11, 11, 5, 6 ], [ 10, 10, 1, 7 ], [ 1, 10, 9, 5 ], 
      [ 1, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 11, 6, 8, 3 ], [ 10, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 3, 3, 8, 4 ], [ 2, 2, 7, 1 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 12 ], [ 10, 12, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 9, 2 ], [ 2, 9, 8, 7 ], [ 12, 12, 6, 8 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 7, 7, 3, 2 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 9, 2 ], [ 12, 12, 2, 9 ], [ 2, 12, 8, 3 ], [ 3, 7, 12, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 6, 6, 8, 7 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 12, 2 ], [ 2, 12, 8, 7 ], [ 2, 6, 8, 3 ], [ 3, 7, 6, 9 ], 
      [ 12, 12, 4, 8 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 9, 9, 6, 5 ] ], 
  [ [ 10, 10, 4, 5 ], [ 10, 5, 6, 11 ], [ 10, 11, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 1, 4, 12, 2 ], [ 2, 12, 8, 7 ], [ 11, 11, 6, 8 ], [ 3, 7, 6, 9 ], 
      [ 12, 12, 4, 8 ], [ 1, 1, 2, 3 ], [ 7, 7, 3, 2 ], [ 9, 9, 6, 5 ] ], 
  [ [ 11, 3, 4, 5 ], [ 11, 11, 5, 6 ], [ 10, 10, 1, 7 ], [ 1, 10, 9, 5 ], 
      [ 1, 4, 12, 2 ], [ 2, 12, 8, 7 ], [ 11, 6, 8, 3 ], [ 10, 7, 6, 9 ], 
      [ 12, 12, 4, 8 ], [ 3, 3, 8, 4 ], [ 2, 2, 7, 1 ], [ 9, 9, 6, 5 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 12 ], [ 10, 12, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 13, 2 ], [ 2, 13, 8, 7 ], [ 12, 12, 6, 8 ], [ 3, 7, 6, 9 ], 
      [ 13, 13, 4, 8 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 7, 7, 3, 2 ], 
      [ 9, 9, 6, 5 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 12 ], [ 10, 12, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 9, 2 ], [ 2, 9, 8, 13 ], [ 13, 13, 8, 12 ], [ 3, 7, 6, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 13, 7, 3, 2 ], 
      [ 7, 7, 12, 6 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 7 ], [ 10, 7, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 9, 2 ], [ 12, 13, 2, 9 ], [ 2, 13, 8, 3 ], [ 3, 7, 12, 9 ], 
      [ 4, 8, 6, 5 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 13, 13, 6, 8 ], 
      [ 12, 12, 7, 6 ] ], 
  [ [ 11, 11, 10, 4 ], [ 10, 5, 6, 12 ], [ 10, 12, 8, 4 ], [ 1, 3, 9, 5 ], 
      [ 11, 4, 13, 2 ], [ 2, 13, 8, 14 ], [ 14, 14, 8, 12 ], [ 3, 7, 6, 9 ], 
      [ 13, 13, 4, 8 ], [ 1, 11, 2, 3 ], [ 1, 1, 5, 10 ], [ 14, 7, 3, 2 ], 
      [ 9, 9, 6, 5 ], [ 7, 7, 12, 6 ] ] ];
