Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"VW-Tiger Catapult" + "XYZ-Dragon Cannon" Must first be Special Summoned (from your Extra Deck) by banishing the above cards you control. Once per turn: You can target 1 card your opponent controls; banish that target. When this card declares an attack on an opponent's monster: You can target the attack target; change that attack target's battle position. (Flip effects are not activated.)
--VWXYZ－ドラゴン・カタパルトキャノン
--VWXYZ-Dragon Catapult Cannon
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,58859575,91998119)
	Fusion.AddContactProc(c,s.contactfil,s.contactop,s.splimit)
	--remove
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetCategory(CATEGORY_REMOVE)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCountLimit(1)
	e3:SetTarget(s.rmtg)
	e3:SetOperation(s.rmop)
	c:RegisterEffect(e3)
	--poschange
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,1))
	e4:SetCategory(CATEGORY_POSITION)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_ATTACK_ANNOUNCE)
	e4:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e4:SetTarget(s.postg)
	e4:SetOperation(s.posop)
	c:RegisterEffect(e4)
end
function s.splimit(e,se,sp,st)
	return not e:GetHandler():IsLocation(LOCATION_EXTRA)
end
function s.contactfil(tp)
	return Duel.GetMatchingGroup(Card.IsAbleToRemoveAsCost,tp,LOCATION_ONFIELD,0,nil)
end
function s.contactop(g)
	Duel.Remove(g,POS_FACEUP,REASON_COST|REASON_MATERIAL)
end
 function s.rmtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsControler(1-tp) and chkc:IsAbleToRemove() end
	if chk==0 then return Duel.IsExistingTarget(Card.IsAbleToRemove,tp,0,LOCATION_ONFIELD,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectTarget(tp,Card.IsAbleToRemove,tp,0,LOCATION_ONFIELD,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_REMOVE,g,#g,0,0)
end
function s.rmop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		Duel.Remove(tc,POS_FACEUP,REASON_EFFECT)
	end
end
function s.postg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return false end
	local bc=Duel.GetAttackTarget()
	if chk==0 then return bc and bc:IsCanChangePosition() and bc:IsCanBeEffectTarget(e) end
	Duel.SetTargetCard(bc)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,bc,1,0,0)
end
function s.posop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		Duel.ChangePosition(tc,POS_FACEUP_DEFENSE,POS_FACEDOWN_DEFENSE,POS_FACEUP_ATTACK,POS_FACEUP_ATTACK,true)
	end
end