for i = 1, 35 do
  turtle.digDown()
  turtle.placeDown()
  turtle.dig()
  turtle.forward()
  turtle.digDown()
  turtle.dig()
  turtle.forward()
  turtle.digDown()
  turtle.dig()
  turtle.forward()
  turtle.digDown()
  turtle.turnLeft()
  for j = 1, 5 do
     turtle.dig()
     turtle.forward()
     turtle.digDown()
  end
  turtle.turnRight()
  turtle.turnRight()
  for j = 1, 5 do
	turtle.forward()
  end
  for j = 1, 5 do
     turtle.dig()
     turtle.forward()
     turtle.digDown()
  end
  turtle.turnLeft()
  turtle.turnLeft()
  for j = 1, 5 do
	turtle.forward()
  end
  turtle.turnRight()
end