myTunnel

running = true
turtle.refuel()

while running == true do
    if turtle.detect() == true then

        turtle.dig()
        turtle.forward()
        turtle.digUp()
        turtle.digDown()
        turtle.turnLeft()
        turtle.dig()
        turtle.forward()
        turtle.digUp()
        turtle.digDown()
        turtle.turnRight()
        turtle.turnRight()
        turtle.forward()
        turtle.dig()
        turtle.forward()
        turtle.digUp()
        turtle.digDown()
        turtle.turnLeft()
        turtle.turnLeft()
        turtle.forward()
        turtle.turnRight()
    else
        running = false
    end
end