Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
During your Main Phase, you can Normal Summon 1 "Qli" monster in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) Normal Summons of "Qli" monsters cannot be negated.
--機殻の要塞
--Laser Qlip
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--extra summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetRange(LOCATION_FZONE)
	e2:SetCode(EFFECT_EXTRA_SUMMON_COUNT)
	e2:SetTargetRange(LOCATION_HAND|LOCATION_MZONE,0)
	e2:SetTarget(aux.TargetBoolFunction(Card.IsSetCard,SET_QLI))
	c:RegisterEffect(e2)
	--cannot disable summon
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetCode(EFFECT_CANNOT_DISABLE_SUMMON)
	e3:SetRange(LOCATION_FZONE)
	e3:SetProperty(EFFECT_FLAG_IGNORE_RANGE+EFFECT_FLAG_SET_AVAILABLE)
	e3:SetTarget(aux.TargetBoolFunction(Card.IsSetCard,SET_QLI))
	c:RegisterEffect(e3)
end
s.listed_series={SET_QLI}