Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If you control both LIGHT and DARK monster(s): You can target 1 of your banished LIGHT or DARK Warrior-Type monsters; add it to your hand. You can only activate 1 "Chaos Seed" per turn.
--混沌の種
--Chaos Seed
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOHAND)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.cfilter(c,att)
	return c:IsFaceup() and c:IsAttribute(att)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil,ATTRIBUTE_LIGHT)
		and Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil,ATTRIBUTE_DARK)
end
function s.filter(c)
	return c:IsFaceup() and c:IsRace(RACE_WARRIOR) and c:IsAttribute(ATTRIBUTE_LIGHT+ATTRIBUTE_DARK) and c:IsAbleToHand()
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_REMOVED) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_REMOVED,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectTarget(tp,s.filter,tp,LOCATION_REMOVED,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.SendtoHand(tc,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,tc)
	end
end