if event.train then
	local ln = get_line() or ""
	if ln == "S23" or ln == "BH" then
		if atc_arrow then
			atc_set_text_outside("S23 -> Mom Junction")
			atc_set_text_inside("")
		else
			atc_set_text_outside("S23")
			atc_set_text_inside("Terminus: Arcadius/nChange here for S20")
		end
	end
end