if event.train then
	if not atc_arrow then
		atc_set_ars_disable(true)
		return
	end

	if F.has_rc("OAF_COLLECT_OUTBOUND") then --shunter has joined the chat
		F.remove_rc("OAF_COLLECT_OUTBOUND")
		step_fc()
		atc_send("S4D20SM")
		atc_set_ars_disable(false)
		return
	end
	-- depositing wagons
	F.remove_rc("OAF_INBOUND")
	F.add_rc({
		"OAF_WAGON_NO_MOVE",
		"OAF_HS_S",
		"OAF_LocoStore"
	})
	split_off_locomotive("A0S0",1)
	atc_send("S4")
	F.remove_rc("OAF_WAGON_NO_MOVE")
	atc_set_ars_disable(false)
	return
end