test

rednet.open("right")
while true do
  local sender, message, protocol = rednet.receive(
  if message == "forward" then
    turtle.forward()
  end
  if message == "left" then
    turtle.turnLeft()
  end
  if message == "right" then
    turtle.turnRight()
  end
  if message == "back" then
    turtle.back()
  end
end