Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 "Skull Flame" from your Graveyard. Once per turn, you can inflict 400 damage to your opponent for each "Burning Skull Head" in your Graveyard. When this card is sent from the field to the Graveyard, you can Special Summon 1 "Skull Flame" from your Graveyard.
--スピード・キング☆スカル・フレイム
--Supersonic Skull Flame
local s,id=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_SPSUMMON_PROC)
	e1:SetProperty(EFFECT_FLAG_UNCOPYABLE)
	e1:SetRange(LOCATION_HAND)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--damage
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_DAMAGE)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetTarget(s.damtg)
	e2:SetOperation(s.damop)
	c:RegisterEffect(e2)
	--special summon
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,1))
	e3:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e3:SetCode(EVENT_TO_GRAVE)
	e3:SetCondition(s.spcon2)
	e3:SetTarget(s.sptg2)
	e3:SetOperation(s.spop2)
	c:RegisterEffect(e3)
end
s.listed_names={99899504,26293219}
function s.spfilter(c,tp)
	return c:IsCode(99899504) and c:IsAbleToRemoveAsCost() and aux.SpElimFilter(c,true)
		and (Duel.GetLocationCount(tp,LOCATION_MZONE)>0 or (c:IsLocation(LOCATION_MZONE) and c:GetSequence()<5))
end
function s.spcon(e,c)
	if c==nil then return true end
	local tp=c:GetControler()
	local rg=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_MZONE|LOCATION_GRAVE,0,nil,tp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	return ft>-1 and #rg>0 and aux.SelectUnselectGroup(rg,e,tp,1,1,nil,0)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,c)
	local c=e:GetHandler()
	local g=nil
	local rg=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_MZONE|LOCATION_GRAVE,0,nil,tp)
	local g=aux.SelectUnselectGroup(rg,e,tp,1,1,nil,1,tp,HINTMSG_REMOVE,nil,nil,true)
	if #g>0 then
		g:KeepAlive()
		e:SetLabelObject(g)
		return true
	end
	return false
end
function s.spop(e,tp,eg,ep,ev,re,r,rp,c)
	local g=e:GetLabelObject()
	if not g then return end
	Duel.Remove(g,POS_FACEUP,REASON_COST)
	g:DeleteGroup()
end
function s.damtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsCode,tp,LOCATION_GRAVE,0,1,nil,26293219) end
	local dam=Duel.GetMatchingGroupCount(Card.IsCode,tp,LOCATION_GRAVE,0,nil,26293219)*400
	Duel.SetTargetPlayer(1-tp)
	Duel.SetTargetParam(dam)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,dam)
end
function s.damop(e,tp,eg,ep,ev,re,r,rp)
	local p=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER)
	local d=Duel.GetMatchingGroupCount(Card.IsCode,tp,LOCATION_GRAVE,0,nil,26293219)*400
	Duel.Damage(p,d,REASON_EFFECT)
end
function s.spcon2(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsPreviousLocation(LOCATION_ONFIELD)
end
function s.spfilter2(c,e,tp)
	return c:IsCode(99899504) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg2(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.spfilter2(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter2,tp,LOCATION_GRAVE,0,1,nil,e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,s.spfilter2,tp,LOCATION_GRAVE,0,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,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)
	end
end