Downstep in the vast majority of cases can be traced to the influence of a low tone [Hyman 1979]. This paper discusses the case of Supyire. a three tone language with downstep unrelated to low tone. Sequences of high tones are automatically downstepped. https://www.nacrack.com/hot-find-White-Bada-Bling-Rhinestone-Sneakers-hot-buy/