Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Queen's Knight" + "Jack's Knight" + "King's Knight" A Fusion Summon of this card can only be done with the above materials. Once per turn, when a Spell/Trap Card, or monster effect, is activated that targets this face-up card on the field (Quick Effect): You can discard the same type of card (Monster, Spell, or Trap); negate the effect.
--アルカナ ナイトジョーカー
--Arcana Knight Joker
local s,id=GetID()
function s.initial_effect(c)
	--Fusion Material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,false,false,CARD_QUEEN_KNIGHT,CARD_JACK_KNIGHT,CARD_KING_KNIGHT)
	--Negate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_DISABLE)
	e1:SetType(EFFECT_TYPE_QUICK_O)
	e1:SetCode(EVENT_CHAINING)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(s.discon)
	e1:SetCost(s.discost)
	e1:SetTarget(s.distg)
	e1:SetOperation(s.disop)
	c:RegisterEffect(e1)
	aux.DoubleSnareValidity(c,LOCATION_MZONE)
end
function s.discon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsStatus(STATUS_BATTLE_DESTROYED) or not re:IsHasProperty(EFFECT_FLAG_CARD_TARGET) then return false end
	local tg=Duel.GetChainInfo(ev,CHAININFO_TARGET_CARDS)
	return (re:IsMonsterEffect() or re:IsHasType(EFFECT_TYPE_ACTIVATE)) and tg and tg:IsContains(c) and Duel.IsChainDisablable(ev)
end
function s.filter(c,tpe)
	return c:IsType(tpe) and c:IsDiscardable()
end
function s.discost(e,tp,eg,ep,ev,re,r,rp,chk)
	local rtype=(re:GetActiveType()&(TYPE_MONSTER|TYPE_SPELL|TYPE_TRAP))
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_HAND,0,1,nil,rtype) end
	Duel.DiscardHand(tp,s.filter,1,1,REASON_COST|REASON_DISCARD,nil,rtype)
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_DISABLE,eg,1,0,0)
end
function s.disop(e,tp,eg,ep,ev,re,r,rp,chk)
	Duel.NegateEffect(ev)
end