local component = require('component')
local event = require('event')
local sides = require('sides')

local chat = component.proxy(component.chat_box.address)
local rio = component.proxy(component.redstone.address)

while true do

    local _, _, _, message = event.pull("chat")

            if message == "b:open" then

                rio.setOutput(sides.top, 1)

                os.sleep(5)

                rio.setOutput(sides.top, 0)
              end
   local _, _, side, _ = event.pull("redstone_changed")

            if side == 0 then

                rio.setOutput(sides.top, 1)

                os.sleep(5)

                rio.setOutput(sides.top, 0)
              end


end