Open

function clear()
 term.clear()
 term.setCursorPos(1,1)
end

function refuel()
 if turtle.getFuelLevel()<3 then
  turtle.select(2)
  turtle.refuel(1)
  turtle.select(1)
 end
end

function open()
 clear()
 refuel()
 turtle.select(1)
 turtle.digUp()
 turtle.up()
 turtle.digUp()
 turtle.up()
 turtle.digUp()
 turtle.up()
 turtle.digUp()
 turtle.up()
 turtle.digUp()
 turtle.down()
 turtle.down()
 turtle.down()
 turtle.down()
 turtle.placeUp()
end

open()