Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Equip only to "Harpie Lady" or "Harpie Lady Sisters". It gains 500 ATK.
--サイバー・ボンテージ
--Cyber Shield
local s,id=GetID()
function s.initial_effect(c)
	aux.AddEquipProcedure(c,nil,aux.FilterBoolFunction(Card.IsCode,CARD_HARPIE_LADY,CARD_HARPIE_LADY_SISTERS))
	--Atk up
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_EQUIP)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetValue(500)
	c:RegisterEffect(e2)
end
s.listed_names={CARD_HARPIE_LADY,CARD_HARPIE_LADY_SISTERS}