Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Cannot be Normal Summoned/Set. Must be Special Summoned by "Horus the Black Flame Dragon LV6", and cannot be Special Summoned by other ways. During either player's turn, when a Spell Card is activated: You can negate the activation, and if you do, destroy it. You must control this face-up card to activate and to resolve this effect.
--ホルスの黒炎竜 LV8
--Horus the Black Flame Dragon LV8
local s,id=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	--cannot special summon
	local e1=Effect.CreateEffect(c)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(aux.FALSE)
	c:RegisterEffect(e1)
	--Negate
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e2:SetCode(EVENT_CHAINING)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.condition)
	e2:SetTarget(s.target)
	e2:SetOperation(s.operation)
	c:RegisterEffect(e2)
end
s.listed_names={11224103}
s.LVnum=8
s.LVset=SET_HORUS_BLACK_FLAME_DRAGON
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsStatus(STATUS_BATTLE_DESTROYED) and re:IsHasType(EFFECT_TYPE_ACTIVATE)
		and re:IsSpellEffect() and Duel.IsChainNegatable(ev)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFacedown() or not c:IsRelateToEffect(e) then return end
	if Duel.NegateActivation(ev) and re:GetHandler():IsRelateToEffect(re) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
end