--白の咆哮
--White Howling
--Scripted by Eerie Code
local s,id=GetID()
function s.initial_effect(c)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_REMOVE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.cfilter(c)
	return c:IsFaceup() and c:IsAttribute(ATTRIBUTE_WATER)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
end
function s.filter(c)
	return c:IsSpell() and c:IsAbleToRemove()
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(1-tp) and chkc:IsLocation(LOCATION_GRAVE) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,0,LOCATION_GRAVE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectTarget(tp,s.filter,tp,0,LOCATION_GRAVE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_REMOVE,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and Duel.Remove(tc,POS_FACEUP,REASON_EFFECT)~=0
		and tc:IsLocation(LOCATION_REMOVED) then
		--disable
		local e2=Effect.CreateEffect(c)
		e2:SetType(EFFECT_TYPE_FIELD)
		e2:SetCode(EFFECT_DISABLE)
		e2:SetTargetRange(0,LOCATION_SZONE)
		e2:SetTarget(s.distg)
		e2:SetReset(RESET_PHASE|PHASE_END)
		Duel.RegisterEffect(e2,tp)
		--disable effect
		local e3=Effect.CreateEffect(c)
		e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
		e3:SetCode(EVENT_CHAIN_SOLVING)
		e3:SetRange(LOCATION_MZONE)
		e3:SetOperation(s.disop)
		e3:SetReset(RESET_PHASE|PHASE_END)
		Duel.RegisterEffect(e3,tp)
	end
end
function s.distg(e,c)
	return c:IsSpell()
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	local tl,p=Duel.GetChainInfo(ev,CHAININFO_TRIGGERING_LOCATION,CHAININFO_TRIGGERING_PLAYER)
	if tl==LOCATION_SZONE and p~=tp and re:IsSpellEffect() then
		Duel.NegateEffect(ev)
	end
end