Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Equip only to "Dark Magician" or "Dark Magician Girl". It gains 700 ATK. If this card is sent from the field to the GY: Gain 1000 LP.
--魔術の呪文書
--Magic Formula
local s,id=GetID()
function s.initial_effect(c)
	aux.AddEquipProcedure(c,nil,aux.FilterBoolFunction(Card.IsCode,CARD_DARK_MAGICIAN,CARD_DARK_MAGICIAN_GIRL))
	--Atk up
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_EQUIP)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetValue(700)
	c:RegisterEffect(e2)
	--recover
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,0))
	e4:SetCategory(CATEGORY_RECOVER)
	e4:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e4:SetCode(EVENT_TO_GRAVE)
	e4:SetCondition(s.reccon)
	e4:SetTarget(s.rectg)
	e4:SetOperation(s.recop)
	c:RegisterEffect(e4)
end
s.listed_names={CARD_DARK_MAGICIAN,CARD_DARK_MAGICIAN_GIRL}
function s.reccon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsPreviousLocation(LOCATION_ONFIELD)
end
function s.rectg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(1000)
	Duel.SetOperationInfo(0,CATEGORY_RECOVER,nil,0,tp,1000)
end
function s.recop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Recover(p,d,REASON_EFFECT)
end