--ダークゼブラ
---@param c Card
function c59784896.initial_effect(c)
	--to defense
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(59784896,0))
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetCode(EVENT_PHASE+PHASE_STANDBY)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(c59784896.condition)
	e1:SetTarget(c59784896.target)
	e1:SetOperation(c59784896.operation)
	c:RegisterEffect(e1)
end
function c59784896.condition(e,tp,eg,ep,ev,re,r,rp)
	return tp==Duel.GetTurnPlayer() and Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)==1
end
function c59784896.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_POSITION,e:GetHandler(),1,0,0)
end
function c59784896.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and c:IsPosition(POS_FACEUP_ATTACK) and Duel.ChangePosition(c,POS_FACEUP_DEFENSE)~=0 then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_CANNOT_CHANGE_POSITION)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		c:RegisterEffect(e1)
	end
end
