--Volcanic Ash
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and chkc:IsPosition(POS_FACEUP_ATTACK) end
	if chk==0 then return Duel.IsExistingTarget(Card.IsPosition,tp,LOCATION_MZONE,0,1,nil,POS_FACEUP_ATTACK) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUPATTACK)
	local g=Duel.SelectTarget(tp,Card.IsPosition,tp,LOCATION_MZONE,0,1,1,nil,POS_FACEUP_ATTACK)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsPosition(POS_FACEUP_ATTACK) then
		Duel.ChangePosition(tc,POS_FACEUP_DEFENSE)
	end
end