Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Your LP must be lower than your opponent's to activate and to resolve this effect. Activate 1 of these effects; ● Destroy 1 monster your opponent controls with ATK less than or equal to the difference in LP. ● Special Summon 1 monster from your GY with ATK less than or equal to the difference in LP.
--死償不知
--Imprudent Intrusion
--Scripted by Neo Yuno
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DESTROY+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetLP(tp)<Duel.GetLP(1-tp)
end
function s.desfilter(c,lp)
	return c:IsFaceup() and c:IsAttackBelow(lp)
end
function s.spfilter(c,e,tp,lp)
	return c:IsMonster() and c:IsAttackBelow(lp) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	local lp=Duel.GetLP(1-tp)-Duel.GetLP(tp)
	local g1=Duel.GetMatchingGroup(s.desfilter,tp,0,LOCATION_MZONE,nil,lp)
	local g2=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_GRAVE,0,nil,e,tp,lp)
	if chk==0 then return lp>0 and (#g1>0 or (#g2>0 and Duel.GetLocationCount(tp,LOCATION_MZONE)>0)) end
	local b1=#g1>0
	local b2=#g2>0 and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
	local op=Duel.SelectEffect(tp,
		{b1,aux.Stringid(id,0)},
		{b2,aux.Stringid(id,1)})
	e:SetLabel(op)
	if op==1 then
		e:SetCategory(CATEGORY_DESTROY)
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,g1,1,0,0)
	else
		e:SetCategory(CATEGORY_SPECIAL_SUMMON)
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g2,1,tp,LOCATION_GRAVE)
	end
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local lp=Duel.GetLP(1-tp)-Duel.GetLP(tp)
	if lp<=0 then return end
	if e:GetLabel()==1 then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
		local g=Duel.SelectMatchingCard(tp,s.desfilter,tp,0,LOCATION_MZONE,1,1,nil,lp)
		if #g==0 then return end
		Duel.HintSelection(g,true)
		Duel.Destroy(g,REASON_EFFECT)
	else 
		if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.spfilter),tp,LOCATION_GRAVE,0,1,1,nil,e,tp,lp)
		if #g==0 then return end
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end