schematic1

for i=1,4 do
  place()
  left()
end

for i=1,4 do
  up()
  placeDown()
end

for i=1,4 do
  place()
  up()
  forward()
  place()
  placeUp()
  back()
  down()
  left()
end

up(2)
placeUp()

down()
forward()
right()
forward()
down(5)