Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn: You can Tribute 1 other Fish, Sea Serpent, or Aqua monster; this card gains 600 ATK. If this card attacks a Defense Position monster, inflict piercing battle damage.
--カンツウツボ
--Piercing Moray
local s,id=GetID()
function s.initial_effect(c)
	--atkup
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCost(s.cost)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
	--pierce
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_PIERCE)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsRace(RACE_FISH|RACE_AQUA|RACE_SEASERPENT)
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.CheckReleaseGroupCost(tp,s.cfilter,1,false,nil,e:GetHandler()) end
	local sg=Duel.SelectReleaseGroupCost(tp,s.cfilter,1,1,false,nil,e:GetHandler())
	Duel.Release(sg,REASON_COST)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFaceup() and c:IsRelateToEffect(e) then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetValue(600)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
		c:RegisterEffect(e1)
	end
end