Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can Tribute 1 EARTH Machine monster; Special Summon this card from your hand in Defense Position. You can banish this card from your GY, then target 1 Level 5 or lower "Infinitrack" monster in your GY, except "Infinitrack Trencher"; Special Summon that monster in Defense Position. You can only use each effect of "Infinitrack Trencher" once per turn.
--無限起動トレンチャー
--Infinitrack Trencher
--Scripted by ahtelel
local s,id=GetID()
function s.initial_effect(c)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--special summon 2
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,{id,1})
	e2:SetCost(Cost.SelfBanish)
	e2:SetTarget(s.sptg2)
	e2:SetOperation(s.spop2)
	c:RegisterEffect(e2)
end
s.listed_names={id}
s.listed_series={SET_INFINITRACK}
function s.cfilter(c,tp)
	return c:IsRace(RACE_MACHINE) and c:IsAttribute(ATTRIBUTE_EARTH)
		and (Duel.GetMZoneCount(tp,c,tp)>0 or (c:IsControler(tp) and c:GetSequence()<5)) and (c:IsControler(tp) or c:IsFaceup())
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if chk==0 then return ft>-1 and Duel.CheckReleaseGroupCost(tp,s.cfilter,1,false,nil,nil,tp) end
	local g=Duel.SelectReleaseGroupCost(tp,s.cfilter,1,1,false,nil,nil,tp)
	Duel.Release(g,REASON_COST)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(SET_INFINITRACK) and c:IsLevelBelow(5) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE) and not c:IsCode(id)
end
function s.sptg2(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_GRAVE) and s.spfilter(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter,tp,LOCATION_GRAVE,0,1,e:GetHandler(),e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local tg=Duel.SelectTarget(tp,s.spfilter,tp,LOCATION_GRAVE,0,1,1,e:GetHandler(),e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,tg,1,0,0)
end
function s.spop2(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
	end
end