Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
(This card is always treated as "Polymerization".) Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters you control as Fusion Material. You can banish this card from your GY, then target 1 Fusion Monster in your GY; return it to the Extra Deck, then draw 1 card.
--置換融合
--Fusion Substitute
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Fusion.CreateSummonEff(c,nil,Fusion.OnFieldMat)
	c:RegisterEffect(e1)
	--Shuffle monster into the Deck and draw 1 card
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TODECK+CATEGORY_DRAW)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCost(Cost.SelfBanish)
	e2:SetTarget(s.tdtg)
	e2:SetOperation(s.tdop)
	c:RegisterEffect(e2)
end
function s.tdfilter(c)
	return c:IsType(TYPE_FUSION) and c:IsAbleToExtra()
end
function s.tdtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.tdfilter(chkc) end
	if chk==0 then return Duel.IsPlayerCanDraw(tp,1) and Duel.IsExistingTarget(s.tdfilter,tp,LOCATION_GRAVE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectTarget(tp,s.tdfilter,tp,LOCATION_GRAVE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TODECK,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DRAW,nil,0,tp,1)
end
function s.tdop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and Duel.SendtoDeck(tc,nil,SEQ_DECKTOP,REASON_EFFECT)~=0 then
		Duel.BreakEffect()
		Duel.Draw(tp,1,REASON_EFFECT)
	end
end