Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If this card is discarded to the GY by card effect: If it was discarded from your hand to your GY by an opponent's card effect, you can target up to 2 cards your opponent controls; Special Summon this card, then destroy those targets (if any).
--暗黒界の武神 ゴルド
--Goldd, Wu-Lord of Dark World
local s,id=GetID()
function s.initial_effect(c)
	--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetCode(EVENT_TO_GRAVE)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	e:SetLabel(e:GetHandler():GetPreviousControler())
	return e:GetHandler():IsPreviousLocation(LOCATION_HAND) and r&(REASON_DISCARD|REASON_EFFECT)==REASON_DISCARD|REASON_EFFECT
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsControler(1-tp) end
	if chk==0 then return true end
	if rp~=tp and tp==e:GetLabel() and Duel.IsExistingTarget(aux.TRUE,tp,0,LOCATION_ONFIELD,1,nil)
		and Duel.SelectYesNo(tp,aux.Stringid(id,1)) then
		e:SetProperty(EFFECT_FLAG_CARD_TARGET)
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
		local g=Duel.SelectTarget(tp,aux.TRUE,tp,0,LOCATION_ONFIELD,1,2,nil)
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,#g,0,0)
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
		e:SetLabel(1)
	else
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
		e:SetProperty(0)
		e:SetLabel(0)
	end
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if e:GetHandler():IsRelateToEffect(e) and Duel.SpecialSummon(e:GetHandler(),0,tp,tp,false,false,POS_FACEUP)>0 and e:GetLabel()==1 then
		Duel.BreakEffect()
		local g=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS)
		if not g then return end
		local sg=g:Filter(Card.IsRelateToEffect,nil,e)
		Duel.Destroy(sg,REASON_EFFECT)
	end
end