Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Activate only when a Defense Position monster you control, whose DEF is higher than its ATK, is destroyed by battle. Special Summon up to 2 monsters with the same name as that monster from your Deck in face-up Defense Position.
--ブロークン・ブロッカー
--Broken Blocker
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_BATTLE_DESTROYED)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	aux.GlobalCheck(s,function()
		local ge1=Effect.CreateEffect(c)
		ge1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
		ge1:SetCode(EVENT_BATTLED)
		ge1:SetOperation(s.checkop)
		Duel.RegisterEffect(ge1,0)
	end)
end
function s.checkop(e,tp,eg,ep,ev,re,r,rp)
	local a=Duel.GetAttacker()
	local t=Duel.GetAttackTarget()
	if a and a:IsDefensePos() and a:GetDefense()>a:GetAttack() and a:IsStatus(STATUS_BATTLE_DESTROYED) then
		a:RegisterFlagEffect(id,RESET_PHASE|PHASE_DAMAGE,0,1)
	end
	if t and t:IsDefensePos() and t:GetDefense()>t:GetAttack() and t:IsStatus(STATUS_BATTLE_DESTROYED) then
		t:RegisterFlagEffect(id,RESET_PHASE|PHASE_DAMAGE,0,1)
	end
end
function s.filter(c,e,tp)
	if c:GetFlagEffect(id)~=0 and c:IsPreviousControler(tp) then
		e:SetLabel(c:GetCode())
		return true
	else return false end
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(s.filter,1,nil,e,tp)
end
function s.spfilter(c,e,tp,code)
	return c:IsCode(code) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK,0,1,nil,e,tp,e:GetLabel()) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ft<=0 then return end
	if ft>2 then ft=2 end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_DECK,0,1,ft,nil,e,tp,e:GetLabel())
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
	end
end