# completely regular 3 per column and 6 per row and linear time encode
#
lambda 2/1
  1x3 P 1/3 at 0/3,0/3
  2x1 P 1/3 at 1/3,1/3
refresh
  1x1 I 5/6 at 1/1,0/1
refresh
  4x1 P 1/6 at 1/3,0/3
  1x1 P 1/6 at 1/2,1/6
  1x1 P 1/6 at 5/6,1/6
  1x1 P 1/6 at 2/6,4/6
  1x1 P 1/6 at 4/6,4/6
#
  1x1 P 1/6 at 6/6,1/6
  1x1 P 1/6 at 7/6,2/6
  1x1 P 1/6 at 8/6,3/6
  1x1 P 1/6 at 9/6,4/6
  1x1 P 1/6 at 10/6,5/6
  1x1 P 1/6 at 6/6,1/6
  1x1 P 1/6 at 7/6,2/6
  1x1 P 1/6 at 8/6,3/6
  1x1 P 1/6 at 9/6,4/6
  1x1 P 1/6 at 10/6,5/6
#
#
  1x1 P 1/6 at 11/6,5/6
  1x1 P 1/6 at 11/6,5/6
  1x1 P 1/6 at 11/6,5/6