Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
1 Tuner + 1+ non-Tuner monsters If this card attacks a Defense Position monster, inflict piercing battle damage. If this card inflicts battle damage to your opponent: It gains 300 ATK.
--フレムベル・ウルキサス
--Flamvell Uruquizas
local s,id=GetID()
function s.initial_effect(c)
	--synchro summon
	Synchro.AddProcedure(c,nil,1,1,Synchro.NonTuner(nil),1,99)
	c:EnableReviveLimit()
	--pierce
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_PIERCE)
	c:RegisterEffect(e1)
	--atkup
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_ATKCHANGE)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_BATTLE_DAMAGE)
	e2:SetCondition(s.atkcon)
	e2:SetOperation(s.atkop)
	c:RegisterEffect(e2)
end
function s.atkcon(e,tp,eg,ep,ev,re,r,rp)
	return ep~=tp
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFacedown() or not c:IsRelateToEffect(e) then return end
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetValue(300)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
	c:RegisterEffect(e1)
end