Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
During your Main Phase: You can banish this card from your Graveyard; you can Normal Summon 1 monster this turn for 1 less Tribute. You can only use the effect of "Amarylease" once per turn.
--アマリリース
--Amarylease
local s,id=GetID()
function s.initial_effect(c)
	--decrease tribute
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_GRAVE)
	e1:SetCountLimit(1,id)
	e1:SetCost(Cost.SelfBanish)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_DECREASE_TRIBUTE)
	e1:SetTargetRange(LOCATION_HAND,0)
	e1:SetCountLimit(1)
	e1:SetValue(0x1)
	e1:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e1,tp)
end