Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Remove 1 Bushido Counter from your side of the field to activate 1 of these effects. ● Target 1 monster your opponent controls; destroy that target. ● Target 1 card your opponent controls; return that target to the hand.
--六武式風雷斬
--Six Strike - Thunder Blast
local s,id=GetID()
function s.initial_effect(c)
	--Activate 1 of these effects
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER_E)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
s.counter_list={COUNTER_BUSHIDO}
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsCanRemoveCounter(tp,1,0,COUNTER_BUSHIDO,1,REASON_COST) end
	Duel.RemoveCounter(tp,1,0,COUNTER_BUSHIDO,1,REASON_COST)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local label=e:GetLabel()
	if chkc then return chkc:IsControler(1-tp) and ((label==1 and chkc:IsLocation(LOCATION_MZONE)) or (label==2 and chkc:IsOnField() and chkc:IsAbleToHand())) end
	local b1=Duel.IsExistingTarget(nil,tp,0,LOCATION_MZONE,1,nil)
	local b2=Duel.IsExistingTarget(Card.IsAbleToHand,tp,0,LOCATION_ONFIELD,1,nil)
	if chk==0 then return b1 or b2 end
	local op=Duel.SelectEffect(tp,
		{b1,aux.Stringid(id,1)},
		{b2,aux.Stringid(id,2)})
	e:SetLabel(op)
	if op==1 then
		e:SetCategory(CATEGORY_DESTROY)
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
		local g=Duel.SelectTarget(tp,nil,tp,0,LOCATION_MZONE,1,1,nil)
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
	else
		e:SetCategory(CATEGORY_TOHAND)
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RTOHAND)
		local g=Duel.SelectTarget(tp,Card.IsAbleToHand,tp,0,LOCATION_ONFIELD,1,1,nil)
		Duel.SetOperationInfo(0,CATEGORY_TOHAND,g,1,0,0)
	end
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if not (tc:IsRelateToEffect(e) and tc:IsControler(1-tp)) then return end
	if e:GetLabel()==1 then
		--Destroy 1 monster your opponent controls
		Duel.Destroy(tc,REASON_EFFECT)
	else
		--Return 1 card your opponent controls to the hand
		Duel.SendtoHand(tc,nil,REASON_EFFECT)
	end
end