Pedzisa mutsara unotevera: Muna 1921, Marotti akakunda muItaly Championship yokutanga muViareggio. Muna 1922, akatora 16th (kureva nzvimbo yekupedzisira) muLondon (José Raúl Capablanca akahwina), asi akakunda zvakanaka Eugene Znosko-Borovsky. Muna 1923, aive Sub-Champion muNaples (2nd ITA-ch). Marotti akarasikirwa nemutambo wezita kuna Rosselli (+2 <unk>6 =5). Muna 1923, akatora 11th muTriest (Paul Johner akakunda). Muna 1927, akatora 3rd muNaples (Rosselli akakunda). Muna 1928, akabatanidza 4-5th muPerugia. Muna 1928, akatambira Italy mu
2nd Chess Olympiad muThe Hague (+3 <unk>7 =2). Muna 1929, akatora 11th muVenice (Rudolf Pitschak akakunda). Muna 1930, akatora 3rd muFlorence (Rosselli akakunda).