-- Ask which side to open the door
print("Which side do you want to open the door? (left, right, front, back, top, bottom)")
local side = read()

-- Ensure the input is valid
local validSides = {left = true, right = true, front = true, back = true, top = true, bottom = true}

if validSides[side] then
    -- Activate redstone on the chosen side
    redstone.setOutput(side, true)
    print("Door on the " .. side .. " is open!")

    -- Wait a bit before closing the door
    sleep(3)

    -- Turn off redstone signal to close the door
    redstone.setOutput(side, false)
    print("Door on the " .. side .. " is closed!")
else
    print("Invalid side entered. Please choose a valid side.")
end