Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
When this card is sent to the Graveyard (except if destroyed by battle), gain 1000 Life Points if "The Sanctuary in the Sky" is on the field.
--ホーリー・ジェラル
--Radiant Jeral
local s,id=GetID()
function s.initial_effect(c)
	--recover
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_RECOVER)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetCode(EVENT_TO_GRAVE)
	e1:SetCondition(s.reccon)
	e1:SetTarget(s.rectg)
	e1:SetOperation(s.recop)
	c:RegisterEffect(e1)
end
s.listed_names={CARD_SANCTUARY_SKY}
function s.envfilter(c)
	return c:IsFaceup() and c:IsCode(CARD_SANCTUARY_SKY)
end
function s.reccon(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsReason(REASON_BATTLE) and (Duel.IsExistingMatchingCard(s.envfilter,e:GetHandlerPlayer(),LOCATION_ONFIELD,LOCATION_ONFIELD,1,nil) or Duel.IsEnvironment(CARD_SANCTUARY_SKY))
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